Detailed information about the 100 most recent patent applications.
| Application Number | Title | Filing Date | Disposal Date | Disposition | Time (months) | Office Actions | Restrictions | Interview | Appeal |
|---|---|---|---|---|---|---|---|---|---|
| 19118504 | MEMBRANE FILTER ASSEMBLY | April 2025 | June 2025 | Allow | 2 | 0 | 0 | No | No |
| 19070645 | WATER SURFACE AUTOMATIC CLEANING APPARATUS | March 2025 | June 2025 | Allow | 4 | 1 | 0 | Yes | No |
| 19069597 | DEVICE FOR AUTOCLAVING AND CENTRIFUGING A SAMPLE | March 2025 | May 2025 | Allow | 2 | 0 | 0 | No | No |
| 19053529 | Dynamic Adjustment Of Algorithms For Separation And Collection Of Blood Components | February 2025 | July 2025 | Allow | 5 | 0 | 0 | No | No |
| 19048586 | NANOCOMPOSITE FOR PURIFICATION OF CONTAMINATED WATER | February 2025 | March 2025 | Allow | 1 | 0 | 0 | No | No |
| 19046317 | SYSTEMS AND METHODS OF RENEWABLE NATURAL GAS PROCESSING | February 2025 | May 2025 | Allow | 4 | 1 | 0 | No | No |
| 19046268 | SYSTEMS AND METHODS OF RENEWABLE NATURAL GAS PROCESSING | February 2025 | April 2025 | Allow | 2 | 0 | 0 | Yes | No |
| 19046296 | SYSTEMS AND METHODS OF RENEWABLE NATURAL GAS PROCESSING | February 2025 | April 2025 | Allow | 3 | 0 | 0 | Yes | No |
| 19040022 | Methods And Systems For Separating Metals | January 2025 | May 2025 | Allow | 3 | 1 | 0 | No | No |
| 19039812 | METHOD FOR PURIFYING POLLUTED WATER | January 2025 | March 2025 | Allow | 2 | 1 | 0 | No | No |
| 19038819 | ULTRASONIC DEVICES AND METHODS FOR REGENERATION OF ACTIVATED CARBON | January 2025 | May 2025 | Allow | 4 | 0 | 0 | Yes | No |
| 19037298 | Disinfection Lamp with Underwater Light Projection Effect | January 2025 | April 2025 | Allow | 3 | 0 | 0 | Yes | No |
| 19032711 | Sustainable Diesel Production from Lignins | January 2025 | April 2025 | Allow | 3 | 0 | 0 | No | No |
| 19027797 | MILK FROTHING HEAD AND FROTHER | January 2025 | March 2025 | Allow | 2 | 0 | 0 | No | No |
| 19030102 | FILTER-HOUSING INTERFACE DESIGNS FOR HEATING, VENTILATION, AND/OR AIR CONDITIONING SYSTEMS | January 2025 | June 2025 | Allow | 5 | 1 | 1 | Yes | No |
| 19023785 | LIQUID DELIVERING SYSTEM FOR WAFER CLEANING EQUIPMENT | January 2025 | April 2025 | Allow | 3 | 0 | 0 | Yes | No |
| 19023706 | INGREDIENT BLENDING SYSTEM AND METHOD | January 2025 | April 2025 | Allow | 2 | 0 | 1 | No | No |
| 19025208 | DENITRIFICATION AND DEPHOSPHORIZATION COMPOSITE FILLER, PREPARATION METHOD AND APPLICATION | January 2025 | June 2025 | Allow | 5 | 1 | 0 | No | No |
| 19022300 | GRAPHENE ELECTROSTATIC FILTERING DEVICE | January 2025 | April 2025 | Allow | 3 | 0 | 0 | No | No |
| 19019656 | WATER TREATMENT MATERIAL, PREPARATION, AND USE FOR ELECTRICALLY ENHANCED ADSORPTIVE FILTRATION | January 2025 | May 2025 | Allow | 4 | 1 | 0 | Yes | No |
| 18994018 | PRODUCTION OF ETHYLENE AND PROPYLENE FROM PYROLYSIS PLASTIC OIL | January 2025 | June 2025 | Allow | 5 | 0 | 0 | No | No |
| 18992282 | PROCESS FOR THE RECYCLING AND CRACKING WASTE PLASTICS BASED OIL | January 2025 | May 2025 | Allow | 4 | 0 | 1 | No | No |
| 19014185 | SOLID-LIQUID SEPARATION MECHANISM AND SOLID-LIQUID SEPARATION METHOD FOR GRAIN FERMENTATION | January 2025 | March 2025 | Allow | 2 | 0 | 0 | No | No |
| 19012317 | Process for Hydroprocessing of Non-Petroleum Feedstocks with Hydrogen Production | January 2025 | June 2025 | Allow | 5 | 1 | 0 | No | No |
| 19007769 | CARBON-BASED MICROREACTOR, AND PREPARATION METHOD AND APPLICATION THEREOF | January 2025 | April 2025 | Allow | 4 | 1 | 0 | No | No |
| 19004751 | DILUTION NOZZLE ASSEMBLY FOR HAZARDOUS GASES | December 2024 | June 2025 | Allow | 6 | 4 | 0 | No | No |
| 18879470 | An Equipment for In-situ Restoration of Sediment | December 2024 | March 2025 | Allow | 3 | 0 | 0 | No | No |
| 19001573 | MAGNETIC RESPONSE FIBER MATERIAL AND ITS PREPARATION METHOD AND APPLICATION | December 2024 | April 2025 | Allow | 4 | 0 | 1 | No | No |
| 19001707 | COF@HYDROMAGNESITE COMPOSITE MATERIAL AND PREPARATION METHOD AND APPLLICATION THEREOF | December 2024 | March 2025 | Allow | 2 | 0 | 0 | No | No |
| 18999474 | SYSTEMS AND METHODS FOR COLLECTING AND TRANSPORTING BIOFUEL COMPONENTS | December 2024 | April 2025 | Allow | 4 | 1 | 0 | No | No |
| 18986289 | METHOD OF PRODUCTION OF BICYCLIC HYDROCARBONS | December 2024 | April 2025 | Allow | 4 | 0 | 1 | No | No |
| 18985644 | GLASS SUPPORTED SEPARATION MEMBRANE | December 2024 | February 2025 | Allow | 2 | 0 | 0 | Yes | No |
| 18874570 | PLANT SQUALANE COMPOSITION, PREPARATION METHOD THEREOF, AND APPLICATION THEREOF | December 2024 | May 2025 | Allow | 5 | 0 | 0 | Yes | No |
| 18978690 | PROCESS FOR INCREASING LIQUID FUEL YIELD FROM CARBON OXIDES | December 2024 | July 2025 | Allow | 7 | 1 | 0 | No | No |
| 18977097 | THERMOLYSIS SYSTEM AND METHOD FOR OBTAINING RECOVERED CARBON BLACK AND FUEL FROM DISUSED TIRES | December 2024 | March 2025 | Allow | 3 | 0 | 0 | No | No |
| 18975274 | REMOTE-OPERATED FLUSHING SYSTEM | December 2024 | June 2025 | Allow | 6 | 1 | 0 | No | No |
| 18973029 | FISH SCREEN FOR SUCTION STRAINER | December 2024 | June 2025 | Allow | 7 | 0 | 0 | No | No |
| 18872679 | PROCESS AND APPARATUS FOR TREATING METHANE-CONTAINING GAS | December 2024 | June 2025 | Allow | 7 | 0 | 0 | Yes | No |
| 18967050 | METHOD OF PURIFICATION AND PURIFIED PRODUCTS | December 2024 | March 2025 | Allow | 4 | 1 | 0 | Yes | No |
| 18966274 | GEOPOLYMER COMPOSITE FOR WATER DECONTAMINATION | December 2024 | February 2025 | Allow | 3 | 1 | 0 | No | No |
| 18870454 | LIMESTONE SLURRY AND LIME MILK PREPARING DEVICE FOR HYDROMETALLURGY OF LATERITE NICKEL ORE | November 2024 | March 2025 | Allow | 4 | 0 | 0 | No | No |
| 18870456 | HIGH-PRESSURE REACTOR ACID ADDING SYSTEM FOR LATERITE NICKEL ORE HYDROMETALLURGY | November 2024 | May 2025 | Allow | 5 | 0 | 0 | No | No |
| 18870485 | Wastewater Treatment System, Construction Method for Wastewater Treatment System, and Wastewater Treatment Cylinder | November 2024 | April 2025 | Allow | 5 | 1 | 0 | Yes | No |
| 18870444 | WASTEWATER TREATMENT PROCESS IN PRODUCTION OF NICKEL COBALT HYDROXIDE | November 2024 | June 2025 | Allow | 7 | 1 | 0 | Yes | No |
| 18963457 | Amine-supported mesoporous carbon and preparation method and use thereof | November 2024 | March 2025 | Allow | 3 | 1 | 0 | No | No |
| 18961688 | FILTER FOR CARBON DIOXIDE ADSORPTION | November 2024 | March 2025 | Allow | 3 | 1 | 0 | No | No |
| 18868525 | Underdrain Filtered Water Collection Systems with Winged Screen Diffusers | November 2024 | June 2025 | Allow | 7 | 0 | 1 | Yes | No |
| 18957121 | VORTICAL CROSS-FLOW FILTRATION SYSTEM | November 2024 | May 2025 | Allow | 5 | 2 | 0 | Yes | No |
| 18954559 | EFFICIENT HEAT-INDUCTION DECOKING DEVICE AND METHOD FOR THERMAL CONVERSION OF SOLID FUELS | November 2024 | March 2025 | Allow | 4 | 1 | 0 | No | No |
| 18954882 | FLAT PUSH HOT CAR FOR FOUNDRY COKE AND ASSOCIATED SYSTEMS AND METHODS | November 2024 | May 2025 | Allow | 5 | 0 | 0 | Yes | No |
| 18954346 | METAL OXIDE-BASED NANOCOMPOSITE MATERIAL FOR WATER DECONTAMINATION | November 2024 | February 2025 | Allow | 2 | 0 | 0 | No | No |
| 18951841 | ADAPTER FOR USE IN A PLANETARY MIXER | November 2024 | April 2025 | Allow | 5 | 0 | 1 | No | No |
| 18867141 | DIALYSIS SYSTEM HAVING ENHANCED VALVE FEATURES | November 2024 | April 2025 | Allow | 5 | 0 | 0 | No | No |
| 18941013 | CONTINUOUS RECIRCULATION FOR SEPARATION OF FLUIDS PRODUCED DURING DRILL OUT AND FLOW BACK | November 2024 | March 2025 | Allow | 4 | 1 | 0 | No | No |
| 18937576 | High Speed Blending Method with Liquefaction Function | November 2024 | December 2024 | Allow | 1 | 0 | 0 | No | No |
| 18936375 | EFFICIENT AND ENERGY-SAVING BUILDING SLURRY STIRRING DEVICE | November 2024 | January 2025 | Allow | 2 | 0 | 0 | No | No |
| 18934939 | SULFER-DOPED SILVER TUNGSTATE (AG2WO4) NANOPARTICLES FOR WATER DECONTAMINATION | November 2024 | January 2025 | Allow | 2 | 1 | 0 | No | No |
| 18934248 | Self Contained Modular Decentralized Point of Use Fluid Treatment System Apparatus | November 2024 | February 2025 | Allow | 3 | 0 | 0 | Yes | No |
| 18933918 | Chemical Mixing Spool and Method | October 2024 | January 2025 | Allow | 2 | 1 | 0 | No | No |
| 18923553 | Low-carbon near zero emission process of industrial waste water | October 2024 | May 2025 | Allow | 7 | 2 | 0 | Yes | No |
| 18919759 | SYSTEMS AND METHODS FOR PRODUCING AVIATION FUEL | October 2024 | May 2025 | Allow | 7 | 1 | 0 | No | No |
| 18918411 | DEVICE THAT TREATS WATER AND/OR AT LEAST ONE CHROMOPHORE WITH MULTIPLE WAVELENGTHS OF LIGHT AND SOUND | October 2024 | March 2025 | Allow | 5 | 1 | 0 | No | No |
| 18916835 | SOLID OXIDE AND CHEMICALLY-TREATED SOLID OXIDE CATALYSTS FOR THE PYROLYSIS OF POLYETHYLENE | October 2024 | February 2025 | Allow | 4 | 1 | 0 | No | No |
| 18916589 | DIRECT CAPTURE OF CARBON DIOXIDE | October 2024 | March 2025 | Allow | 5 | 1 | 0 | Yes | No |
| 18913149 | CHLORINATOR WITH ONBOARD FLOW SENSOR | October 2024 | April 2025 | Allow | 6 | 2 | 0 | Yes | No |
| 18910255 | System and Method for Producing Renewable Natural Gas from Biogas | October 2024 | December 2024 | Allow | 2 | 1 | 0 | No | No |
| 18910756 | System and Method for Producing Renewable Natural Gas from Biogas | October 2024 | December 2024 | Allow | 2 | 1 | 0 | No | No |
| 18910689 | SUBSTRATE SUPPORTED GAS SEPARATION MEMBRANE | October 2024 | December 2024 | Allow | 2 | 0 | 0 | Yes | No |
| 18854199 | LUBRICATING OIL COMPOSITION | October 2024 | June 2025 | Allow | 8 | 0 | 0 | No | No |
| 18906498 | DILUTION NOZZLE ASSEMBLY FOR HAZARDOUS GASES | October 2024 | January 2025 | Allow | 4 | 3 | 0 | No | No |
| 18900256 | CONVERTING A RENEWABLE FUEL INTERMEDIATE COMPOSITION TO FINISHED TRANSPORTATION FUEL | September 2024 | March 2025 | Allow | 6 | 1 | 0 | No | No |
| 18899337 | METHOD FOR EXTRACTING OILS FROM SAUCES WHILE SIMULTANEOUSLY DETERMINING FAT CONTENT, PEROXIDE VALUE, AND ACID VALUE | September 2024 | March 2025 | Allow | 5 | 1 | 0 | Yes | No |
| 18898713 | RAW WATER FILTERING DEVICE | September 2024 | February 2025 | Allow | 5 | 1 | 0 | Yes | No |
| 18900597 | Systems, Methods, Apparatuses, and Devices for Cleaning an Open Body | September 2024 | February 2025 | Allow | 5 | 1 | 0 | No | No |
| 18897048 | Thickening device and method for uniform solidification of composite lost circulation material made up of liquid and granular lost circulation materials | September 2024 | December 2024 | Allow | 3 | 0 | 0 | No | No |
| 18850232 | FLUIDIZED BED GRANULATION | September 2024 | February 2025 | Allow | 4 | 0 | 0 | No | No |
| 18894605 | IONIZED GAS SEPARATION ARRANGEMENT | September 2024 | November 2024 | Allow | 2 | 0 | 0 | Yes | No |
| 18894511 | HIGH-LOAD ORGANIC WASTEWATER DARK FERMENTATION BIOHYDROGEN PRODUCTION DEVICE AND HYDROGEN PRODUCTION METHOD | September 2024 | June 2025 | Allow | 9 | 0 | 0 | No | No |
| 18893058 | PROCESS OF PURIFICATION OF PROTEIN | September 2024 | January 2025 | Allow | 4 | 0 | 0 | No | No |
| 18892228 | FOUNDRY COKE PRODUCTS, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS | September 2024 | March 2025 | Allow | 6 | 1 | 0 | Yes | No |
| 18848982 | LED LAMP MODULE AND DEVICE FOR CARRYING OUT A PHOTOCHEMICAL REACTION | September 2024 | March 2025 | Allow | 6 | 0 | 0 | No | No |
| 18849413 | FILTRATION MEMBRANE UNIT, HOLDER HOLDING SAME, FILTRATION SYSTEM INCLUDING FILTRATION MEMBRANE UNIT AND HOLDER, AND FILTRATION TREATMENT APPARATUS INCLUDING PLURALITY OF FILTRATION SYSTEMS | September 2024 | February 2025 | Allow | 5 | 0 | 0 | No | No |
| 18889467 | NANOPARTICLE ULTRASONIC DISPERSION DEVICE AND NANOPARTICLE ULTRASONIC DISPERSION METHOD THEREOF | September 2024 | November 2024 | Allow | 2 | 0 | 0 | No | No |
| 18889673 | METHOD FOR PROMOTING ANAEROBIC DIGESTION USING CARBONYL IRON | September 2024 | January 2025 | Allow | 4 | 1 | 0 | No | No |
| 18887902 | NON-FOSSIL, BIODIESEL FUEL BLENDS AND METHODS OF PRODUCTION THEREOF | September 2024 | April 2025 | Allow | 7 | 1 | 0 | Yes | No |
| 18884219 | METHOD FOR TREATING ELECTROPLATING WASTEWATER | September 2024 | February 2025 | Allow | 5 | 1 | 0 | No | No |
| 18882384 | TREATING COOLING WATER IN IRON PRODUCTION FACILITIES, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS | September 2024 | March 2025 | Allow | 6 | 1 | 0 | Yes | No |
| 18830007 | Eco-Friendly Biodiesel Production Method Using Waste Olive Oil and Pulp-Derived Catalysts | September 2024 | April 2025 | Allow | 7 | 1 | 0 | No | No |
| 18830374 | SYSTEMS AND METHODS FOR REMOVING CARBON DIOXIDE FROM A FLUID | September 2024 | November 2024 | Allow | 3 | 1 | 0 | Yes | No |
| 18827839 | CONTINUOUS PRODUCTION DEVICE FOR ORGANOPHOSPHORUS NITRILE-CATALYZED HIGH-MOLECULAR-WEIGHT POLYSILOXANE | September 2024 | February 2025 | Allow | 6 | 0 | 0 | No | No |
| 18826471 | REMOVABLE INNER FRAME ASSEMBLY FOR CLEAN ENVIRONMENTS | September 2024 | December 2024 | Allow | 3 | 1 | 0 | No | No |
| 18844399 | SYSTEM FOR CO2 STORAGE AND UTILIZATION OF CONCRETE MIXING PLANT AND METHOD THEREOF | September 2024 | March 2025 | Allow | 7 | 0 | 0 | No | No |
| 18827074 | SYSTEM AND METHOD FOR A THREE-DIMENSIONALLY PRINTED LATTICE STRUCTURE FOR HEATING GAS IN A NON-LINEAR PATH | September 2024 | June 2025 | Allow | 9 | 2 | 0 | No | No |
| 18827432 | OXYGEN CONCENTRATOR | September 2024 | May 2025 | Allow | 8 | 1 | 0 | No | No |
| 18843833 | METHOD AND DEVICE SYSTEM FOR PRODUCING FEED STOCK OF ETHYLENE STEAM CRACKER AND NANO-CARBON MATERIAL FROM WASTE PLASTICS | September 2024 | May 2025 | Allow | 8 | 1 | 0 | No | No |
| 18824560 | KITCHEN WASTE WASTEWATER TREATMENT EQUIPMENT | September 2024 | October 2024 | Allow | 2 | 0 | 0 | No | No |
| 18820231 | DEVICES AND METHODS FOR CONTROLLING PRESSURE OF HIGH-TEMPERATURE AND HIGH-PRESSURE REACTORS | August 2024 | April 2025 | Allow | 7 | 1 | 0 | No | No |
| 18842719 | BUBBLE GENERATION DEVICE AND LIQUID FILTRATION DEVICE | August 2024 | May 2025 | Allow | 9 | 1 | 0 | Yes | No |
| 18816956 | High-Efficiency System for Converting Limestone to Slaked Lime | August 2024 | May 2025 | Abandon | 9 | 1 | 0 | Yes | No |
| 18841218 | COKE REDUCING ADDITIVE COMPOSITION AND METHOD OF USE THEREOF | August 2024 | March 2025 | Allow | 7 | 1 | 0 | No | No |
This analysis examines appeal outcomes and the strategic value of filing appeals for group 1770.
With a 32.3% reversal rate, the PTAB reverses the examiner's rejections in a meaningful percentage of cases. This reversal rate is below the USPTO average, indicating that appeals face more challenges here than typical.
Filing a Notice of Appeal can sometimes lead to allowance even before the appeal is fully briefed or decided by the PTAB. This occurs when the examiner or their supervisor reconsiders the rejection during the mandatory appeal conference (MPEP § 1207.01) after the appeal is filed.
In this dataset, 31.8% of applications that filed an appeal were subsequently allowed. This appeal filing benefit rate is below the USPTO average, suggesting that filing an appeal has limited effectiveness in prompting favorable reconsideration.
⚠ Appeals to PTAB face challenges. Ensure your case has strong merit before committing to full Board review.
⚠ Filing a Notice of Appeal shows limited benefit. Consider other strategies like interviews or amendments before appealing.
Group 1770 is part of Technology Center 1700. This group has examined 108,120 patent applications in our dataset, with an overall allowance rate of 69.9%. Applications typically reach final disposition in approximately 30 months.
Applications in Group 1770 receive an average of 1.77 office actions before reaching final disposition. The median prosecution time is 30 months.
This group-level data aggregates statistics across multiple art units. For more targeted prosecution strategies, review the individual art unit and examiner statistics within this group.
Not Legal Advice: The information provided in this report is for informational purposes only and does not constitute legal advice. You should consult with a qualified patent attorney or agent for advice specific to your situation.
No Guarantees: We do not provide any guarantees as to the accuracy, completeness, or timeliness of the statistics presented above. Patent prosecution statistics are derived from publicly available USPTO data and are subject to data quality limitations, processing errors, and changes in USPTO practices over time.
Limitation of Liability: Under no circumstances will IronCrow AI be liable for any outcome, decision, or action resulting from your reliance on the statistics, analysis, or recommendations presented in this report. Past prosecution patterns do not guarantee future results.
Use at Your Own Risk: While we strive to provide accurate and useful prosecution statistics, you should independently verify any information that is material to your prosecution strategy and use your professional judgment in all patent prosecution matters.