Every day patents are expiring. Under the current Patent Act, patents last a maximum of 20 years from the date of filing. There are also ‘Old Act’ patents which expiry at the later of 20 years from the date of filing or 17 years from the date of issue.
The first ‘New Act’ patents expired on October 2, 2009. ‘Old Act’ patents are still expiring based on the issued date.
Most patent applications do not become patents, and many patents do not survive to the end of their terms. Every day, patents are becoming dead for failure to pay maintenance fees or other deficiencies.
This list is automatically generated. Do not rely on any of the information on this website and webpage and confirm all information independently.
Patents Expiring This Week
| Patent Number | Title | Owner | Expiry Date |
|---|---|---|---|
| 2353733 | IMPROVED PLUNGER LIFT WITH MULTIPART PISTON | SUPERIOR ENERGY SERVICES, LLC (United States of America) | 2021-07-25 |
| 2353746 | CONTINUOUS LEVEL MEASUREMENT FOR GREASE SEPARATOR | JOSAM COMPANY (United States of America) | 2021-07-25 |
| 2353753 | IMPROVED PROCESS FOR MANUFACTURE OF POLYVINYL CHLORIDE | ARKEMA FRANCE (France) | 2021-07-25 |
| 2353756 | AN INK FOR PRODUCING MEMBRANE ELECTRODE UNITS FOR PEM FUEL CELLS | UMICORE AG & CO. KG (Germany) | 2021-07-25 |
| 2353762 | OPTICAL TRANSMISSION LINK INCORPORATING HIGHPASS OPTICAL FILTERING | LUCENT TECHNOLOGIES INC. (United States of America) LEHIGH UNIVERSITY (United States of America) | 2021-07-25 |
| 2353806 | POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND METHOD OF PREPARING SAME | SAMSUNG SDI CO., LTD. (Republic of Korea) | 2021-07-25 |
| 2354041 | OVERLOAD PROTECTING DEVICE FOR SNOW REMOVING MACHINE | HONDA GIKEN KOGYO KABUSHIKI KAISHA (Japan) | 2021-07-25 |
| 2354094 | MATTRESS SPRING CUSHION ASSEMBLY WITH COMBINATION OF RIGHT-HAND AND LEFT-HAND SPRING UNITS | HICKORY SPRINGS MANUFACTURING COMPANY (United States of America) | 2021-07-25 |
| 2354098 | ELECTROSTATIC GROUNDING GLOVE | SUPERIOR GLOVE WORKS LTD (Canada) | 2021-07-25 |
| 2354105 | REPLACEABLE RAKER ASSEMBLY FOR PROCESSING TOOL OF WASTE PROCESSING MACHINE | SMORACY, LLC (United States of America) | 2021-07-25 |
| 2385465 | .ALPHA.-ISOMALTOSYLGLUCOSACCHARIDE-FORMING ENZYME, PROCESS AND USES OF THE SAME | KABUSHIKI KAISHA HAYASHIBARA SEIBUTSU KAGAKU KENKYUJO (Japan) | 2021-07-25 |
| 2386201 | METHOD OF ANALYSIS FOR THE PRESENCE OF WOOD TREATMENT SUBSTANCES ON WOOD | KOP-COAT, INC. (United States of America) | 2021-07-25 |
| 2404772 | METHOD AND DEVICE FOR MANUFACTURING A DOUBLE-WALLED, THERMOPLASTIC TUBE WITH A CONNECTING SLEEVE | LUPKE, MANFRED A. A. (Canada) LUPKE, STEFAN A. (Canada) | 2021-07-25 |
| 2412416 | IMPROVED WINDOW FOR GAN LED | DALIAN MEIMING EPITAXY TECHNOLOGY CO., LTD. (China) | 2021-07-25 |
| 2412419 | IMPROVED BUFFER FOR GROWTH OF GAN ON SAPPHIRE | DALIAN MEIMING EPITAXY TECHNOLOGY CO., LTD. (China) | 2021-07-25 |
| 2412421 | ENHANCED LIGHT-EMITTING DIODE | DALIAN MEIMING EPITAXY TECHNOLOGY CO., LTD. (China) | 2021-07-25 |
| 2412423 | IMPROVED TRANSPARENT SUBSTRATE LIGHT EMITTING DIODE | DALIAN MEIMING EPITAXY TECHNOLOGY CO., LTD. (China) | 2021-07-25 |
| 2414725 | IMPROVED GAN LIGHT EMITTING DIODE | DALIAN MEIMING EPITAXY TECHNOLOGY CO., LTD. (China) | 2021-07-25 |
| 2415292 | SINGLE CLOCK REFERENCE FOR COMPRESSED DOMAIN PROCESSING SYSTEM WITH INTERSPERSED TRANSPORT PACKETS | EAGLE TECHNOLOGIES, INC. (United States of America) | 2021-07-25 |
| 2415299 | SPLICING COMPRESSED, LOCAL VIDEO SEGMENTS INTO FIXED TIME SLOTS IN A NETWORK FEED | HARRIS CORPORATION (United States of America) | 2021-07-25 |
| 2416527 | BICYCLO-PYRAZOLES ACTIVE AS KINASE INHIBITORS, PROCESS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS COMPRISING THEM | NERVIANO MEDICAL SCIENCES S.R.L. (Italy) | 2021-07-25 |
| 2417092 | NICKEL-PLATED BRAZING SHEET PRODUCT | DANA CANADA CORPORATION (Canada) | 2021-07-25 |
| 2417194 | PARAMETERIZED GRAPHS WITH CONDITIONAL COMPONENTS | AB INITIO TECHNOLOGY LLC (United States of America) | 2021-07-25 |
| 2417244 | VIDEO MESSAGING | FACEBOOK, INC. (United States of America) | 2021-07-25 |
| 2417284 | CONNECTING DEVICE | THE GLOW STORE, INC. (Canada) | 2021-07-25 |
| 2417443 | METHOD OF EVALUATING PERFORMANCE OF A HEMATOLOGY ANALYZER | BIO-RAD LABORATORIES, INC. (United States of America) | 2021-07-25 |
| 2418347 | HIGH CONSISTENCY ABSORBABLE POLYMERIC RESIN | TYCO HEALTHCARE GROUP LP (United States of America) | 2021-07-25 |
| 2420307 | AIR ADMITTANCE VALVE ASSEMBLY | OATEY COMPANY (United States of America) | 2021-07-25 |
| 2505805 | ENHANCED LIGHT-EMITTING DIODE | DALIAN MEIMING EPITAXY TECHNOLOGY CO., LTD. (China) | 2021-07-25 |
| 2354203 | FORMED LENS TAB FOR DESIGNATION CARD INSERT | MITEL NETWORKS CORPORATION (Canada) | 2021-07-26 |
| 2354217 | PLUG BYPASS VALVES AND HEAT EXCHANGERS | DANA CANADA CORPORATION / CORPORATION DANA CANADA (Canada) | 2021-07-26 |
| 2354302 | SWIMMING GOGGLES | TABATA CO., LTD. (Japan) | 2021-07-26 |
| 2354404 | INNOVATIVE SHIPPING PACKAGE | DELKOR SYSTEMS, INC. (United States of America) | 2021-07-26 |
| 2354410 | WET-CREPE PROCESS UTILIZING NARROW CREPE SHELF FOR MAKING ABSORBENT SHEET | GPCP IP HOLDINGS LLC (United States of America) | 2021-07-26 |
| 2416314 | COPY PROTECTION FOR OPTICAL DISCS | ROVI EUROPE LIMITED (United Kingdom) | 2021-07-26 |
| 2416753 | SUPERATMOSPHERIC COMBUSTOR FOR COMBUSTING LEAN CONCENTRATIONS OF A BURNABLE GAS | FOSTER WHEELER USA CORPORATION (United States of America) | 2021-07-26 |
| 2417001 | METHOD FOR THE MANUFACTURE OF ANAGRELIDE | SHIRE US INC. (United States of America) | 2021-07-26 |
| 2417430 | ELECTRONIC TIRE MANAGEMENT SYSTEM | BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC (United States of America) | 2021-07-26 |
| 2417759 | APPARATUS AND SYSTEM FOR THE CONTAINMENT OF OIL SPILLS | NOFI TROMSO A/S (Norway) | 2021-07-26 |
| 2418804 | SUBSEA INTERVENTION SYSTEM | EXXONMOBIL UPSTREAM RESEARCH COMPANY (United States of America) | 2021-07-26 |
| 2419847 | REMOVAL OF POLAR CONTAMINANTS FROM AROMATIC FEEDSTOCKS | EXXONMOBIL CHEMICAL PATENTS INC. (United States of America) | 2021-07-26 |
| 2419862 | FLUID CONTROL AND PROCESSING SYSTEM | CEPHEID (United States of America) | 2021-07-26 |
| 2424319 | VASCULAR OCCLUSION DEVICE, APPARATUS AND METHOD FOR USING SAME | MIALHE, CLAUDE (France) | 2021-07-26 |
| 2425170 | DETERGENT AND DISINFECTANT COMPOSITION | DIPL. ING. THONHAUSER GMBH (Austria) | 2021-07-26 |
| 2676101 | ELECTRONIC TIRE MANAGEMENT SYSTEM | BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC (United States of America) | 2021-07-26 |
| 2676102 | ELECTRONIC TIRE MANAGEMENT SYSTEM | BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC (United States of America) | 2021-07-26 |
| 2814576 | FLUID CONTROL AND PROCESSING SYSTEM | CEPHEID (United States of America) | 2021-07-26 |
| 2928259 | FLUID CONTROL AND PROCESSING SYSTEM | CEPHEID (United States of America) | 2021-07-26 |
| 2983994 | FLUID CONTROL AND PROCESSING SYSTEM | CEPHEID (United States of America) | 2021-07-26 |
| 3014112 | FLUID CONTROL AND PROCESSING SYSTEM | CEPHEID (United States of America) | 2021-07-26 |
| 2354257 | SNOWPLOW MOUNTING ASSEMBLY | DOUGLAS DYNAMICS, L.L.C. (United States of America) | 2021-07-27 |
| 2354312 | METHODS AND APPARATUS FOR SECURE PROGRAMMING OF AN ELECTRICITY METER | ACLARA METERS LLC (United States of America) | 2021-07-27 |
| 2354577 | TRAILER | U-HAUL INTERNATIONAL, INC. (United States of America) | 2021-07-27 |
| 2384592 | LIGHT ELEMENT TEST METHOD AND DEVICE USING THE LIGHT ELEMENT DRIVING CIRCUIT | NICHIA CORPORATION (Japan) | 2021-07-27 |
| 2384623 | DISPLAY AND DISPLAY DRIVE CIRCUIT OR DISPLAY DRIVE METHOD | NICHIA CORPORATION (Japan) | 2021-07-27 |
| 2385916 | JIB CRANE | ISHIKAWAJIMA TRANSPORT MACHINERY CO., LTD. (Japan) | 2021-07-27 |
| 2416137 | VACCINES FOR BROAD SPECTRUM PROTECTION AGAINST DISEASES CAUSED BY NEISSERIA MENINGITIDIS | CHILDREN’S HOSPITAL & RESEARCH CENTER AT OAKLAND (United States of America) | 2021-07-27 |
| 2416723 | DETECTABLE HEAVY DUTY NEEDLE | NEOGEN CORPORATION (United States of America) | 2021-07-27 |
| 2417150 | QUANTITATIVE ANALYSIS OF HEXOSE-MONOPHOSPHATES FROM BIOLOGICAL SAMPLES | STATENS SERUM INSTITUT (Denmark) | 2021-07-27 |
| 2417334 | PSYCHOLOGICAL TESTING METHOD AND APPARATUS | COGSTATE, LTD. (Australia) | 2021-07-27 |
| 2417495 | METHODS FOR TREATING CELL PROLIFERATIVE DISORDERS AND VIRAL INFECTIONS | SLOAN-KETTERING INSTITUTE FOR CANCER RESEARCH (United States of America) | 2021-07-27 |
| 2417562 | IMPROVED FUEL ADDITIVE FORMULATION AND METHOD OF USING SAME | MAZOIL TECHNOLOGIES LIMITED (United States of America) | 2021-07-27 |
| 2418829 | PROCESS FOR THE PREPARATION OF BACCATIN III DERIVATIVES | INDENA S.P.A. (Italy) | 2021-07-27 |
| 2418868 | 4-PHENYL-PYRIDINE DERIVATIVES AS NEUROKININ-1 RECEPTOR ANTAGONISTS | F. HOFFMANN-LA ROCHE AG (Switzerland) | 2021-07-27 |
| 2431873 | METHOD AND APPARATUS FOR TWO-COLOR THERMAL POINT OF SALE (POS) PRINTING | TRANSACT TECHNOLOGIES INCORPORATED (United States of America) | 2021-07-27 |
| 2723025 | IMPROVED FUEL ADDITIVE FORMULATION AND METHOD OF USING SAME | MAZOIL TECHNOLOGIES LIMITED (United States of America) | 2021-07-27 |
| 2417607 | LIPASE INHIBITORS FOR THE TREATMENT OF DYSPEPSIA | CHEPLAPHARM ARZNEIMITTEL GMBH (Germany) | 2021-07-28 |
| 2354300 | PROCESS FOR DEHYDRATION OF BERRIES | ENWAVE CORPORATION (Canada) | 2021-07-30 |
| 2354315 | TREE FELLING AND SHAPING APPARATUS | QUADCO INC. (United States of America) | 2021-07-30 |
| 2354332 | METHOD OF ATTACHING MOLD RELEASING AGENT TO MOLDING DIE, MOLDING APPARATUS AND MOLDING DIE | DENSO CORPORATION (Japan) | 2021-07-30 |
| 2354344 | A COMBUSTION CHAMBER | INDUSTRIAL TURBINE COMPANY (UK) LIMITED (United Kingdom) | 2021-07-30 |
| 2354406 | AUXILIARY POWERED FOREST CLEARING IMPLEMENT | NORDSTROM, C. RICHARD (United States of America) | 2021-07-30 |
| 2354462 | MEDICAL LINE STABILIZER | IVY DEVICES INC. (Canada) | 2021-07-30 |
| 2354467 | DRY BREAK VALVE ASSEMBLY | HILTAP FITTINGS, LTD. (Canada) | 2021-07-30 |
| 2385694 | SLIDER-OPERATED FASTENER WITH SPACED NOTCHES AND ASSOCIATED PRESEALS | REYNOLDS PRESTO PRODUCTS INC. (Not Available) | 2021-07-30 |
| 2385702 | METHOD AND APPARATUS FOR MAKING RECLOSABLE PLASTIC BAGS USING A PRE-APPLIED SLIDER-OPERATED FASTENER | REYNOLDS PRESTO PRODUCTS INC. (United States of America) | 2021-07-30 |
| 2388544 | AN ADVANTAGEOUS CARRIER SOLUTION FOR VITRIFIABLE CONCENTRATIONS OF CRYOPROTECTANTS, AND COMPATIBLE CRYOPROTECTANT MIXTURES | 21ST CENTURY MEDICINE, INC. (United States of America) | 2021-07-30 |
| 2416268 | WHITE OIL EXTRUSION LUBRICANT | SONNEBORN, LLC (United States of America) PETRO-CANADA LUBRICANTS INC. (Canada) | 2021-07-30 |
| 2416293 | SOMATOSTATIN ANALOGUES | RECORDATI AG (Switzerland) | 2021-07-30 |
| 2417235 | LIPSTICK MOULDING MACHINE AND METHOD | UNILEVER PLC (United Kingdom) | 2021-07-30 |
| 2417369 | PYRAZOL DERIVATIVES, PEST CONTROL AGENT COMPRISING THE SAME AS ACTIVE INGREDIENT, AND PROCESS FOR PRODUCING THE SAME | NIHON NOHYAKU CO., LTD. (Japan) | 2021-07-30 |
| 2417567 | ALUMINIUM-BASED ALLOY AND METHOD OF FABRICATION OF SEMIPRODUCTS THEREOF | EADS DEUTSCHLAND GMBH (Germany) ALL RUSSIAN INSTITUTE OF AVIATION MATERIALS VIAM (Russian Federation) | 2021-07-30 |
| 2417570 | TUMOR-SPECIFIC T CELL ACTIVATION BY PEPTIDE ANTIGENS | BRIGHTPATH BIOTHERAPEUTICS CO., LTD. (Japan) | 2021-07-30 |
| 2417663 | ORTHOGONAL TECHNOLOGY FOR MULTI-LINE CHARACTER RECOGNITION | RAF TECHNOLOGY, INC. (United States of America) | 2021-07-30 |
| 2417934 | TECHNIQUES FOR PERFORMING UMTS-AUTHENTICATION USING SIP (SESSION INITIATION PROTOCOL) MESSAGES | NOKIA TECHNOLOGIES OY (Finland) | 2021-07-30 |
| 2354340 | DISPLAYABLE SHIPPING CARTON | S.C. JOHNSON & SON, INC. (United States of America) | 2021-07-31 |
| 2354346 | HYPODERMIC SYRINGE WITH SELECTIVELY RETRACTABLE NEEDLE | BECTON, DICKINSON AND COMPANY (United States of America) | 2021-07-31 |
| 2354347 | A DELIVERY APPARATUS FOR A SELF-EXPANDING STENT | CARDINAL HEALTH 529, LLC (United States of America) | 2021-07-31 |
| 2354367 | A DELIVERY APPARATUS FOR A SELF-EXPANDING STENT | CARDINAL HEALTH 529, LLC (United States of America) | 2021-07-31 |
| 2354411 | PROCESS FOR GUIDING A DEVICE FOR INSERTING ELEMENTS INTO THE GROUND IN PREPARATION FOR A WORK AND DEVICE FOR INSERTING AT LEAST ONE ELEMENT INTO THE GROUND USING SUCH A GUIDANCE PROCESS | ALSTOM TRANSPORT TECHNOLOGIES (France) | 2021-07-31 |
| 2354418 | PROCESS FOR THE ACQUISITION OF AN IMAGE OF A NON-DERMATOGLYPHIC SKIN AREA OR HAIR AREA USING AN ACQUISITION DEVICE COMPRISING A NON-OPTICAL SENSOR | L’OREAL (France) | 2021-07-31 |
| 2354427 | ADJUSTABLE ENDCAP FOR LANCING DEVICE | ASCENSIA DIABETES CARE HOLDINGS AG (Switzerland) | 2021-07-31 |
| 2354447 | COMMUNICATION SYSTEM WITH WIRELESS ELECTRONIC MAIL OR MESSAGING INTEGRATED AND/OR ASSOCIATED WITH APPLICATION PROGRAM RESIDING ON REMOTE COMPUTING DEVICE | XRS CORPORATION (United States of America) | 2021-07-31 |
| 2354460 | ATOMIZER WHEEL WITH WEAR-RESISTANT INSERTS | NIRO A/S (Denmark) | 2021-07-31 |
| 2354478 | C10 CARBONATE SUBSTITUTED TAXANES | FLORIDA STATE UNIVERSITY RESEARCH FOUNDATION, INC. (United States of America) | 2021-07-31 |
| 2354889 | CHOKE VALVE | MASTERFLO VALVE INC. (Canada) | 2021-07-31 |
| 2384940 | HANGER AND PIN ASSEMBLY FOR DISPLAYING MERCHANDISE | SPRINGS WINDOW FASHIONS LP (United States of America) | 2021-07-31 |
| 2415453 | SECONDARY SEAL FOR FLOATING ROOF STORAGE TANK | CHICAGO BRIDGE & IRON COMPANY (United States of America) | 2021-07-31 |
| 2416631 | NUCLEIC ACID BINDING COMPOUNDS CONTAINING PYRAZOLO[3,4-D]PYRIMIDINE ANALOGUES OF PURIN-2,6-DIAMINE AND THEIR USES | F. HOFFMANN-LA ROCHE AG (Switzerland) | 2021-07-31 |
| 2416887 | METHOD AND APPARATUS FOR LESION LOCALIZATION, DEFINITION AND VERIFICATION | MCGILL UNIVERSITY (Canada) | 2021-07-31 |
| 2416922 | METHOD FOR MANUFACTURING AN AUTOMOTIVE TRIM PART | RECTICEL AUTOMOBILSYSTEME GMBH (Germany) | 2021-07-31 |
| 2416949 | NON-HUMAN ANIMAL MODEL UNRESPONSIVE TO MYCOPLASMA DERIVED LIPOPROTEIN/LIPOPEPTIDE | INDEPENDENT ADMINISTRATIVE INSTITUTION JAPAN SCIENCE AND TECHNOLOGY AGENCY (Japan) | 2021-07-31 |
| 2417227 | METHOD FOR PRODUCING AN ADHESIVE CLOSING ELEMENT | GOTTLIEB BINDER GMBH & CO (Germany) | 2021-07-31 |
| 2417717 | DATA TRANSMISSION METHOD, USER EQUIPMENT AND GPRS/EDGE RADIO ACCESS NETWORK | NOKIA TECHNOLOGIES OY (Finland) | 2021-07-31 |
| 2417727 | FENTANYL COMPOSITION FOR NASAL ADMINISTRATION | NYCOMED DANMARK A/S (Denmark) | 2021-07-31 |
| 2417835 | BREATHABLE FILM | SK GLOBAL CHEMICAL CO., LTD. (Republic of Korea) | 2021-07-31 |
| 2417867 | METHODS OF PREVENTING OR TREATING DISEASES AND CONDITIONS USING COMPLEX CARBOHYDRATES | DERMAL RESEARCH LABORATORIES, INC. (United States of America) | 2021-07-31 |
| 2417926 | METHOD OF AND SYSTEM FOR IMPROVING ACCURACY IN A SPEECH RECOGNITION SYSTEM | ELIZA CORPORATION (United States of America) | 2021-07-31 |
| 2417983 | SMOOTH-SIDED INTEGRAL COMPOSITE ENGINEERED PANELS AND METHODS FOR PRODUCING SAME | LOUISIANA-PACIFIC CORPORATION (United States of America) | 2021-07-31 |
| 2418030 | ISOLATION OF GLUCAN PARTICLES AND USES THEREOF | ABAC R&D AG (Switzerland) | 2021-07-31 |
| 2423840 | MIGRAINE HEADACHE TREATMENT APPARATUS | NEUROPACE, INC. (United States of America) | 2021-07-31 |
| 2442029 | SHOE INNER SOLE | CAPRICE SCHUHPRODUKTION GMBH & CO. KG (Germany) | 2021-07-31 |
List auto-generated on July 24, 2021