Detailed information about the 100 most recent patent applications.
| Application Number | Title | Filing Date | Disposal Date | Disposition | Time (months) | Office Actions | Restrictions | Interview | Appeal |
|---|---|---|---|---|---|---|---|---|---|
| 18739651 | CROSS LINKED POLYMER HYDROGEL | June 2024 | August 2024 | Allow | 2 | 1 | 0 | No | No |
| 18678934 | CONSTRUCTING A MULTISTAGE FOOD CHAIN BIOFILM SYSTEM ENHANCED BY ELECTROCHEMISTRY AND ITS APPLICATION IN PHARMACEUTICAL WASTEWATER | May 2024 | August 2024 | Allow | 3 | 1 | 0 | No | No |
| 18668672 | WATER RESTORATION SYSTEM | May 2024 | September 2024 | Allow | 3 | 1 | 0 | No | No |
| 18611704 | ASSESSING AND REMEDIATING WELL CLOGGING FROM BACTERIA, SYSTEMS, APPARATUSES, AND METHODS | March 2024 | August 2024 | Allow | 5 | 1 | 0 | Yes | No |
| 18601115 | WATER RETENTION AND AERATION TREATMENT METHOD FOR CONTAMINATED WATER | March 2024 | July 2024 | Allow | 4 | 0 | 0 | No | No |
| 18444200 | Pipeline Filter | February 2024 | June 2024 | Allow | 4 | 0 | 0 | Yes | No |
| 18439254 | METAL ORGANIC FRAMEWORKS CONTAINING FACE-CENTERED CUBIC TOPOLOGY SUPPORTED BY CARBON NANOTUBES | February 2024 | July 2024 | Allow | 5 | 1 | 0 | Yes | No |
| 18428897 | CARTRIDGE FILTER | January 2024 | July 2024 | Allow | 5 | 0 | 0 | No | No |
| 18410499 | PREPARATION METHOD AND APPLICATION OF CELLULOSE/LIGNIN/CLAY COMPOSITE AEROGEL FOR HIGHLY EFFICIENT ADSORPTION OF ANTIBIOTICS | January 2024 | May 2024 | Allow | 4 | 1 | 0 | Yes | No |
| 18408337 | FILTER ELEMENT BUTT JOINT MECHANISM | January 2024 | April 2024 | Allow | 3 | 1 | 0 | No | No |
| 18403358 | SODIUM ALGINATE-GELATIN BASED BIOCHAR MULTIVARIATE COMPOSITE MATERIAL, PREPARATION METHOD THEREFOR AND METHOD FOR REMOVING CADMIUM IN WATER BODIES | January 2024 | April 2024 | Allow | 4 | 1 | 0 | No | No |
| 18535404 | ION SEPARATION DEVICE FOR WATER BODY BASED ON WATER JET VORTEX | December 2023 | May 2024 | Allow | 5 | 1 | 0 | No | No |
| 18568309 | FLEECE FILTERS FOR USE IN AQUATIC INSTALLATIONS | December 2023 | July 2024 | Allow | 7 | 1 | 0 | No | No |
| 18529402 | SYNTHESIS OF ACTIVATED CARBON USING PALM LEAVES AND POTASSIUM PERMANGANATE | December 2023 | February 2024 | Allow | 3 | 1 | 0 | Yes | No |
| 18515529 | SYSTEM AND METHOD FOR CARBON CAPTURE SURROUNDING UNDERWATER EQUIPMENT | November 2023 | May 2024 | Allow | 5 | 2 | 0 | Yes | No |
| 18513121 | FILTRATION CONTAINER ASSEMBLIES AND METHODS | November 2023 | August 2024 | Allow | 9 | 2 | 0 | No | No |
| 18508622 | JUTE FILTERS TO REDUCE AMMONIA INHIBITION EFFECTS OF CHICKEN MANURE FOR BIOGAS PRODUCTION | November 2023 | April 2024 | Allow | 5 | 1 | 0 | No | No |
| 18500365 | OIL FILTER CARTRIDGE | November 2023 | June 2024 | Allow | 7 | 0 | 1 | No | No |
| 18499042 | FILTER-HOUSING INTERFACE DESIGNS FOR HEATING, VENTILATION, AND/OR AIR CONDITIONING SYSTEMS | October 2023 | April 2024 | Allow | 6 | 2 | 1 | Yes | No |
| 18382085 | Simultaneous Nitrification/Denitrification (SNDN) in Sequencing Batch Reactor Applications | October 2023 | June 2024 | Allow | 8 | 1 | 0 | Yes | No |
| 18376805 | Systems, Methods, and Apparatus for Generating Functional Hydrogen Water | October 2023 | June 2024 | Allow | 8 | 1 | 0 | Yes | No |
| 18376741 | APPLICATION OF STRUCTURALLY ALTERED GAS MOLECULES TO ENHANCE WATER TREATMENT AND DESALINATION PROCESSES | October 2023 | February 2024 | Allow | 5 | 1 | 0 | Yes | No |
| 18476385 | METHOD FOR MAKING AN AQUEOUS HYDROGEL COMPOSITION | September 2023 | July 2024 | Allow | 9 | 1 | 0 | No | No |
| 18373975 | LEACHING METHOD OF SCHEELITE | September 2023 | January 2024 | Allow | 4 | 1 | 0 | Yes | No |
| 18476235 | SYSTEM AND METHOD FOR WASTEWATER TREATMENT CONTROL THROUGH MICROORGANISM METABOLIC PATHWAY OPTIMIZATION | September 2023 | February 2024 | Allow | 5 | 1 | 1 | Yes | No |
| 18473390 | WATER-BASED POLYMER HYDROGEL SYSTEM | September 2023 | May 2024 | Allow | 7 | 1 | 0 | No | No |
| 18472396 | SELF-SUPPORTING VACUUM PLUMBING ASSEMBLY | September 2023 | August 2024 | Allow | 11 | 1 | 0 | Yes | No |
| 18471528 | METHODS FOR THE AMELIORATION OF OIL TOXICITY AND STIMULATION OF BACTERIAL OIL DEGRADATION | September 2023 | May 2024 | Allow | 8 | 1 | 0 | No | No |
| 18369821 | BUOYANT SKIMMER APPARATUS | September 2023 | November 2023 | Allow | 2 | 1 | 0 | Yes | No |
| 18467058 | WATER-BLOCKING AIR-PERMEABLE MODULAR CONSTRUCTED WETLAND CAPABLE OF AERATING INTERMITTENTLY | September 2023 | May 2024 | Allow | 8 | 1 | 0 | No | No |
| 18367124 | Density Phase Separation Device | September 2023 | July 2024 | Allow | 10 | 1 | 0 | No | No |
| 18244558 | SPLICEABLE AND FOLDABLE FILTER ELEMENT DEVICE | September 2023 | January 2024 | Allow | 4 | 1 | 0 | No | No |
| 18242418 | METHOD OF CHROMIUM (CR+6) REMOVAL FROM WASTEWATER USING COPPER AUGMENTED BIOCHAR | September 2023 | November 2023 | Allow | 2 | 1 | 0 | No | No |
| 18241612 | PROCESS FOR PREPARING A POLYPROPYLENE-BASED SPONGE-LIKE POROUS THIN FILM | September 2023 | November 2023 | Allow | 3 | 1 | 0 | No | No |
| 18241387 | POLYETHYLENE-BASED POROUS OIL SORBENT WITH SWELLABLE POCKETS | September 2023 | March 2024 | Allow | 6 | 2 | 0 | No | No |
| 18455598 | DEVICES FOR KITCHEN WASTE DIGESTION | August 2023 | December 2023 | Allow | 4 | 1 | 0 | No | No |
| 18455605 | DEVICES FOR CONTROLLING TO REMOVE FOOD WASTE DIGESTION FOAM | August 2023 | June 2024 | Allow | 10 | 1 | 0 | Yes | No |
| 18234024 | SYSTEM AND METHOD FOR PRODUCING ALKALINE WATER HAVING PH STABILITY AND INCREASED MINERAL CONTENT | August 2023 | January 2024 | Allow | 5 | 1 | 0 | Yes | No |
| 18365659 | Centralized Wastewater Treatment Method and System | August 2023 | February 2024 | Allow | 7 | 2 | 0 | No | No |
| 18264047 | SALINE WASTEWATER TREATMENT SYSTEM USING SOLAR-ASSISTED HEAT PUMP | August 2023 | May 2024 | Allow | 9 | 1 | 0 | No | No |
| 18363718 | ATOMIZER-BASED SYSTEM FOR WASTEWATER TREATMENT THROUGH MICROORGANISM BIOCHEMICAL PATHWAY OPTIMIZATION | August 2023 | February 2024 | Allow | 7 | 1 | 0 | Yes | No |
| 18362975 | DEVICE AND SYSTEM FOR WATER DESALINIZATION | August 2023 | April 2024 | Abandon | 8 | 1 | 0 | No | No |
| 18362345 | SEPTIC WATER TREATMENT METHOD FOR REMOVING CARBONACEOUS AND NITROGENOUS COMPOUNDS | July 2023 | February 2024 | Allow | 7 | 1 | 0 | Yes | No |
| 18226006 | FLUID FILTERING APPARATUS AND METHOD | July 2023 | April 2024 | Allow | 9 | 0 | 0 | No | No |
| 18358141 | ELECTRONIC WELL LID BASED ON ELECTRIC CONTROL TRAVEL SWITCH CONTROL | July 2023 | December 2023 | Allow | 5 | 1 | 0 | No | No |
| 18353078 | DEVICES FOR IN-WATER AUTOMATIC SPREADING | July 2023 | January 2024 | Allow | 6 | 2 | 0 | No | No |
| 18261261 | DOMESTIC WASTE INCINERATION FLY ASH TREATMENT SYSTEM | July 2023 | April 2024 | Allow | 10 | 1 | 0 | Yes | No |
| 18220597 | ADVANCED PROCESSING METHODS TO PRODUCE HIGH PROTEIN FEEDS FROM DRY GRIND CEREAL GRAINS | July 2023 | October 2023 | Allow | 3 | 1 | 0 | Yes | No |
| 18217227 | COMPOSITIONS AND METHODS FOR REDUCING DELETERIOUS ATMOSPHERIC GAS EMISSIONS FROM FLOODED ECOSYSTEMS | June 2023 | April 2024 | Allow | 10 | 1 | 0 | Yes | No |
| 18213548 | WATER PURIFICATION METHOD WITH NANOCOMPOSITE SORBENT | June 2023 | February 2024 | Allow | 8 | 1 | 0 | No | No |
| 18212609 | JUTE FILTERS TO REDUCE AMMONIA INHIBITION EFFECTS OF CHICKEN MANURE FOR BIOGAS PRODUCTION | June 2023 | May 2024 | Allow | 11 | 1 | 1 | No | No |
| 18336893 | SYSTEM AND METHOD FOR EXTRACTING BORON FROM FEED WATER | June 2023 | February 2024 | Allow | 8 | 1 | 0 | No | No |
| 18336715 | EXTRACTING ESSENTIAL OILS | June 2023 | June 2024 | Allow | 12 | 1 | 0 | Yes | No |
| 18334925 | REDUCTION OF LEACHABLE BETA-GLUCAN LEVELS FROM CELLULOSE-CONTAINING FILTER MATERIALS | June 2023 | April 2024 | Allow | 10 | 1 | 0 | Yes | No |
| 18209637 | ROTATING IRRIGATION SCREEN APPARATUS | June 2023 | September 2023 | Allow | 3 | 0 | 0 | Yes | No |
| 18266606 | SYSTEMS, DEVICES, AND METHODS FOR SYMPHASIC CLOSED-CYCLE HEAT EXCHANGE | June 2023 | February 2024 | Allow | 9 | 1 | 0 | Yes | No |
| 18329628 | SUSPENDED BED ELECTRO-MEMBRANE BIOREACTOR SYSTEM | June 2023 | October 2023 | Allow | 5 | 1 | 0 | No | No |
| 18204894 | Portable Water Collection and Filtering Device | June 2023 | October 2023 | Allow | 5 | 1 | 0 | Yes | No |
| 18326397 | DEEP DENITRIFICATION TREATMENT SYSTEM FOR WASTEWATER BY ANAEROBIC-ANOXIC-OXIC BASED ON HIGH-OXYGEN THREE-PHASE CONTACT | May 2023 | December 2023 | Allow | 6 | 1 | 0 | No | No |
| 18199479 | PARTIAL NITRITATION USING SEQUENCING BATCH REACTOR WITH MEDIA INPUTTED THEREINTO, AND APPARATUS AND SYSTEM FOR SHORTCUT NITROGEN REMOVAL USING SAME | May 2023 | October 2023 | Allow | 5 | 1 | 0 | No | No |
| 18199051 | SYSTEMS AND METHODS FOR REDUCING TOTAL DISSOLVED SOLIDS (TDS) IN WASTEWATER BY AN ALGAL BIOFILM TREATMENT | May 2023 | April 2024 | Allow | 11 | 2 | 0 | Yes | No |
| 18198994 | METHOD FOR REMEDIATING GROUNDWATER ORGANIC CONTAMINATION BY IN-SITU REACTION ZONE | May 2023 | October 2023 | Allow | 5 | 1 | 0 | No | No |
| 18318378 | AQUEOUS SOLUTION METHOD FOR FORMING A HYDROGEL COMPOSITION | May 2023 | September 2023 | Allow | 4 | 1 | 0 | No | No |
| 18196613 | HIGH CAPACITY OIL FILTER | May 2023 | June 2024 | Abandon | 14 | 1 | 0 | No | No |
| 18316428 | POLYMER HYDROGEL COMPOSITION | May 2023 | August 2023 | Allow | 3 | 1 | 0 | No | No |
| 18000395 | WATER TREATMENT SYSTEM AND WATER TREATMENT METHOD | May 2023 | October 2023 | Allow | 11 | 1 | 0 | Yes | No |
| 18195692 | METHOD OF REMOVING POLLUTANTS FROM WATER USING WASTE POLYETHYLENE TEREPHTHALATE | May 2023 | November 2023 | Allow | 6 | 1 | 0 | No | No |
| 18143308 | METHODS, APPARATUS, AND SYSTEMS FOR DETECTING AND REMOVING MICROPLASTICS FROM WATER | May 2023 | February 2024 | Allow | 10 | 1 | 0 | No | No |
| 18309955 | FILTER ELEMENT HAVING FLOW DIRECTING TUBE AND STANDPIPE AND FILTER SYSTEMS INCLUDING THE FILTER ELEMENT | May 2023 | July 2023 | Allow | 2 | 0 | 0 | No | No |
| 18308870 | Perfusion Bioreactor With Filtration Systems | April 2023 | June 2024 | Allow | 13 | 1 | 0 | Yes | No |
| 18308305 | FILTER ASSEMBLY | April 2023 | September 2023 | Allow | 4 | 0 | 0 | No | No |
| 18139292 | SYSTEMS AND METHODS FOR DESALINATION OF LIQUIDS | April 2023 | October 2023 | Allow | 6 | 1 | 0 | Yes | No |
| 18249671 | FLUID TREATMENT APPARATUS, SYSTEMS, AND METHODS | April 2023 | February 2024 | Allow | 10 | 1 | 0 | Yes | No |
| 18300653 | LONGITUDINAL IN-SITU IMPEDANCE AND RESIN MONITORING SENSOR, AND METHOD OF MEASURING AND TRACKING THE MOVEMENT OF HARDNESS IN A WATER SOFTENER UTILIZING THE SAME | April 2023 | January 2024 | Allow | 9 | 1 | 0 | No | No |
| 18134906 | METHOD AND APPARATUS FOR REUSING WASTEWATER | April 2023 | December 2023 | Allow | 8 | 1 | 0 | No | No |
| 18133635 | Method and Apparatus for Customized Filtration and Enhancement of Drinking Water | April 2023 | May 2024 | Allow | 13 | 2 | 0 | No | No |
| 18132361 | ENERGY EFFICIENT DECENTRALIZED WASTEWATER REUSE SYSTEM INCORPORATING MULTIPLE STAGES OF AEROBIC BIOREACTORS AND RECIRCULATION FOR ORGANICS AND NITROGEN REDUCTION | April 2023 | February 2024 | Allow | 11 | 1 | 0 | No | No |
| 18132181 | SYSTEM AND METHOD FOR WASTEWATER TREATMENT | April 2023 | September 2023 | Allow | 5 | 2 | 0 | Yes | No |
| 18296900 | WATER CONSERVANCY CONSTRUCTION SEWAGE TREATMENT MECHANISM | April 2023 | August 2023 | Allow | 5 | 0 | 0 | Yes | No |
| 18131043 | AUTOMATED FLUID HANDLING SYSTEM | April 2023 | April 2024 | Allow | 13 | 1 | 0 | Yes | No |
| 18129790 | GRAVITATIONAL BOUYANCY FILTER FOR A SWIMMING POOL | March 2023 | September 2023 | Allow | 6 | 1 | 0 | Yes | No |
| 18029683 | UNPOWERED-FILTERING SEWAGE CLEANING DEVICE | March 2023 | May 2024 | Allow | 14 | 0 | 0 | No | No |
| 18193685 | SYSTEM AND METHOD FOR TREATING PRINTED CIRCUIT BOARD (PCB) WASTEWATER | March 2023 | July 2023 | Allow | 4 | 1 | 0 | No | No |
| 18028575 | STAGGERED ELECTRODE BIO-ELECTRO-FENTON GROUNDWATER CIRCULATION WELL SYSTEM, AND ELECTRO-FENTON ASSEMBLY | March 2023 | July 2024 | Allow | 16 | 1 | 0 | No | No |
| 18190131 | WATER CHANGING DEVICE FOR AQUACULTURE BREEDING | March 2023 | August 2023 | Allow | 5 | 1 | 0 | No | No |
| 18190083 | TOTAL NITROGEN REMOVAL DEVICE FOR SEWAGE AND METHOD FOR OPERATING THE SAME | March 2023 | August 2023 | Allow | 5 | 1 | 0 | No | No |
| 18124577 | METHOD FOR DETECTING CHEMOTAXIS OF NEUTROPHIL | March 2023 | May 2023 | Allow | 2 | 0 | 0 | No | No |
| 18119996 | MAGNETIC HYDROCHAR SYNTHESIZED FROM MICROALGAL BIOMASS | March 2023 | September 2023 | Allow | 6 | 1 | 0 | No | No |
| 18181526 | FLUID FLOW CONTROL FOR WATER TREATMENT SYSTEMS | March 2023 | November 2023 | Allow | 9 | 1 | 0 | Yes | No |
| 18043845 | WATER TANK WITH FILTER CARTRIDGE | March 2023 | January 2024 | Allow | 11 | 2 | 0 | Yes | No |
| 18116338 | Ocean Alkalinity System And Method For Capturing Atmospheric Carbon Dioxide | March 2023 | December 2023 | Allow | 9 | 1 | 0 | No | No |
| 18043836 | FILTER WITH CENTERING | March 2023 | April 2024 | Allow | 13 | 2 | 0 | Yes | No |
| 18177182 | EXTRACT OF PLANT POWDER, AND WATER PURIFIER | March 2023 | November 2023 | Allow | 9 | 1 | 0 | Yes | No |
| 18177223 | Low-Carbon Nitrogen and Phosphorus Removal System and Process for Sewage Treatment | March 2023 | July 2023 | Allow | 4 | 1 | 0 | No | No |
| 18175998 | APPARATUS FOR MINERALIZING DRINKING WATER | February 2023 | April 2024 | Allow | 13 | 1 | 0 | Yes | No |
| 18115014 | METHOD FOR INTENSIFICATION OF ADVANCED BIOLOGICAL NITROGEN REMOVAL AND REDUCTION OF ENDOCRINE DISRUPTING TOXICITY | February 2023 | July 2023 | Allow | 4 | 1 | 0 | Yes | No |
| 18174018 | System and Process for Separating Sand and Gravel in Sediments of Sewage Pipe Network and Recycling Organic Matters | February 2023 | July 2023 | Allow | 5 | 1 | 0 | No | No |
| 18173744 | SEA SURFACE OIL RECOVERY DEVICE | February 2023 | November 2023 | Allow | 9 | 0 | 0 | No | No |
| 18111962 | OSMOTIC FLUID PURIFICATION AND DRAW COMPOUNDS THEREOF | February 2023 | July 2024 | Abandon | 17 | 2 | 0 | Yes | No |
| 18109263 | SIMULTANEOUS NITRIFICATION/DENITRIFICATION (SNDN) IN SEQUENCING BATCH REACTOR APPLICATIONS | February 2023 | July 2023 | Allow | 5 | 1 | 0 | No | No |
This analysis examines appeal outcomes and the strategic value of filing appeals for art-unit 1778.
With a 29.6% reversal rate, the PTAB affirms the examiner's rejections in the vast majority 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, 35.6% of applications that filed an appeal were subsequently allowed. This appeal filing benefit rate is above the USPTO average, suggesting that filing an appeal can be an effective strategy for prompting reconsideration.
⚠ Appeals to PTAB face challenges. Ensure your case has strong merit before committing to full Board review.
✓ Filing a Notice of Appeal is strategically valuable. The act of filing often prompts favorable reconsideration during the mandatory appeal conference.
Art Unit 1778 is part of Group 1770 in Technology Center 1700. This art unit has examined 10,312 patent applications in our dataset, with an overall allowance rate of 68.8%. Applications typically reach final disposition in approximately 30 months.
Art Unit 1778's allowance rate of 68.8% places it in the 26% percentile among all USPTO art units. This art unit has a below-average allowance rate compared to other art units.
Applications in Art Unit 1778 receive an average of 1.68 office actions before reaching final disposition (in the 38% percentile). The median prosecution time is 30 months (in the 43% percentile).
When prosecuting applications in this art unit, consider the following:
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.