Detailed information about the 100 most recent patent applications.
| Application Number | Title | Filing Date | Disposal Date | Disposition | Time (months) | Office Actions | Restrictions | Interview | Appeal |
|---|---|---|---|---|---|---|---|---|---|
| 19389247 | MODULAR MANIFOLD SYSTEM FOR CONTINUOUS FLUID PUMPING INTO A WELL | November 2025 | March 2026 | Allow | 4 | 0 | 0 | No | No |
| 19321259 | COMBINATION PARAMETER OPTIMIZATION DESIGN METHOD FOR FRACTURING AND PACKING DUAL-PARTICLE-SIZE PROPPANTS FOR UNCONSOLIDATED SANDSTONE RESERVOIR | September 2025 | January 2026 | Allow | 4 | 0 | 0 | No | No |
| 19321256 | METHOD OF ARTIFICIALLY ASSISTED FILLING FOR SAND CONTROL AND WATER CONTROL OF FRACTURED RESERVOIR AND METHOD FOR EVALUATING FILLING EFFECT | September 2025 | March 2026 | Allow | 6 | 1 | 0 | No | No |
| 19305735 | METHODS FOR CONTROLLING FRACTURE HEIGHT IN UNCONVENTIONAL OIL AND GAS RESERVOIRS UNDER MULTI-BEDDING INTERFERENCE | August 2025 | December 2025 | Allow | 4 | 0 | 0 | No | No |
| 19278362 | REAL-TIME ZONAL INFLOW ANALYZER WITH CLOSED-LOOP TRACER SYSTEM | July 2025 | February 2026 | Allow | 7 | 0 | 0 | No | No |
| 19268233 | DESANDER ASSEMBLY FOR PLUNGER LIFT SYSTEM | July 2025 | January 2026 | Allow | 6 | 0 | 0 | Yes | No |
| 18875699 | ROTATION ANGLE CONTROL AND BRAKING DEVICE FOR POWER HEAD OF DIRECTIONAL DRILL | July 2025 | November 2025 | Allow | 11 | 0 | 0 | No | No |
| 19261569 | PACK OFF INDICATOR FOR A WELLBORE OPERATION | July 2025 | January 2026 | Allow | 7 | 0 | 0 | No | No |
| 19258959 | COMPOSITION AND METHODS FOR INHIBITING CORROSION OF METAL DURING ACIDIZING A WELLBORE IN A SUBTERRANEAN FORMATION FOR FRACKING | July 2025 | October 2025 | Allow | 4 | 1 | 1 | Yes | No |
| 19248817 | Annular Blow Out Preventer | June 2025 | December 2025 | Allow | 6 | 0 | 0 | No | No |
| 19247046 | CATCHER ASSEMBLY FOR A PLUNGER | June 2025 | February 2026 | Allow | 8 | 0 | 0 | No | No |
| 19244459 | METHODS AND SYSTEMS FOR ROTATING A CASING TO ENSURE EFFICIENT DISPLACEMENT OF CEMENT SLURRY | June 2025 | February 2026 | Allow | 8 | 0 | 0 | Yes | No |
| 19240964 | GEOSTEERING CONTROL FRAMEWORK | June 2025 | January 2026 | Allow | 7 | 0 | 0 | No | No |
| 19240600 | GEOSTEERING CONTROL FRAMEWORK | June 2025 | December 2025 | Allow | 6 | 0 | 0 | No | No |
| 19237563 | Tubing Anchor with Locking Lug Ring | June 2025 | October 2025 | Allow | 4 | 1 | 0 | No | No |
| 19232958 | COMPOSITIONS AND METHODS FOR WELL CEMENTING | June 2025 | January 2026 | Allow | 8 | 1 | 0 | Yes | No |
| 19136872 | MILLING AND DEBRIS COLLECTING WITH MULTIPHASE VACUUM PUMP | June 2025 | February 2026 | Allow | 8 | 1 | 0 | Yes | No |
| 19136871 | FREQUENCY ANALYSIS OF TIME-SERIES VIBRATIONAL DATA | June 2025 | January 2026 | Allow | 7 | 1 | 0 | Yes | No |
| 19228849 | SAND CATCHER FOR DOWNHOLE PUMP AND METHOD FOR USING SAME | June 2025 | February 2026 | Allow | 9 | 0 | 0 | No | No |
| 19226414 | Method of Controlling Tensile-Splitting and Hydro-Shearing Parameters During Completion of Enhanced Geothermal System Wells | June 2025 | October 2025 | Allow | 4 | 1 | 0 | Yes | No |
| 19227008 | SURFACTANTS FOR OIL AND GAS PRODUCTION | June 2025 | December 2025 | Allow | 6 | 0 | 1 | No | No |
| 19222269 | ISOLATION SLEEVE | May 2025 | November 2025 | Allow | 6 | 0 | 0 | Yes | No |
| 19216811 | DRILLING METHOD FOR STORAGE WELL FOR LIQUID-GAS TWO-PHASE COMBINED GEOLOGICAL STORAGE | May 2025 | October 2025 | Allow | 5 | 1 | 0 | No | No |
| 19214222 | COOLING OF ELECTROCRUSHING DRILL ASSEMBLY | May 2025 | February 2026 | Allow | 8 | 1 | 0 | Yes | No |
| 19206779 | GAS ASSISTED PLUNGER LIFT CONTROL SYSTEM AND METHOD | May 2025 | January 2026 | Allow | 8 | 0 | 0 | No | No |
| 19203298 | AUTOMATED LITHOLOGY INSTANCE SEGMENTATION MODEL EVALUATION AND UPDATE | May 2025 | October 2025 | Allow | 5 | 0 | 0 | No | No |
| 19203811 | VIRTUAL DECOUPLING METHOD FOR MANAGING MULTIPHASE STREAMS IN SUBSEA OIL PRODUCTION MODULES | May 2025 | October 2025 | Allow | 5 | 0 | 0 | No | No |
| 19196476 | LOW CONCENTRATION SYNTHETIC POLYMER FRACTURING FLUID WITH ASCORBIC ACID | May 2025 | February 2026 | Allow | 9 | 0 | 0 | No | No |
| 19196112 | FRETTING-WEAR RESISTANT BEACON LID | May 2025 | February 2026 | Allow | 10 | 0 | 0 | Yes | No |
| 19194528 | Fracking Efficiency Evaluation System and Method(s) of Use | April 2025 | October 2025 | Allow | 5 | 0 | 0 | No | No |
| 19195606 | DATA ACQUISITION SYSTEM AND METHOD APPLIED TO PETROLEUM EXPLORATION ENGINEERING | April 2025 | March 2026 | Allow | 11 | 1 | 0 | No | No |
| 19190401 | ANTI-PRESET LINER HANGER SYSTEMS | April 2025 | October 2025 | Allow | 5 | 0 | 0 | No | No |
| 19189515 | Downhole Pump Top Plunger Adapter with Improved Sand Handling Capability | April 2025 | October 2025 | Allow | 6 | 0 | 0 | No | No |
| 19123408 | SYSTEMS AND METHODS FOR PROVIDING A USER INTERFACE FOR AUTOMATION WORKFLOWS FOR CONTROLLING THROUGH-THE-BIT APPLICATIONS | April 2025 | November 2025 | Allow | 7 | 0 | 0 | No | No |
| 19186848 | Plug Breaker | April 2025 | July 2025 | Allow | 2 | 0 | 0 | No | No |
| 19187046 | PULSED POWER DRILLING WITH MULTIPLE SELECTIVE DRILLING FLUIDS | April 2025 | November 2025 | Allow | 6 | 0 | 0 | No | No |
| 19184974 | METHOD FOR STORING HYDROGEN IN A SUBTERRANEAN GAS STORAGE CELL | April 2025 | June 2025 | Allow | 2 | 0 | 0 | No | No |
| 19184782 | Systems and Methods of Initiating Energetic Reactions for Reservoir Stimulation | April 2025 | November 2025 | Allow | 7 | 1 | 0 | Yes | No |
| 19185160 | SUPERCRITICAL CO2 THICKENER FOR SHALE GAS RESERVOIR BASED ON HOLLOW MESOPOROUS SILICA NANOPARTICLES AND PREPARATION METHOD THEREOF | April 2025 | May 2025 | Allow | 1 | 0 | 0 | No | No |
| 19183514 | DOWNHOLE COMPLETION ASSEMBLY AND RELATED SYSTEMS AND METHODS OF USE | April 2025 | August 2025 | Allow | 4 | 1 | 0 | Yes | No |
| 19183683 | DATA LOGGER AND DATA ACQUISITION HYDRAULIC FRACTURING PROCESS | April 2025 | March 2026 | Allow | 11 | 1 | 0 | No | No |
| 19179048 | COMBINATION LANDING AND FLOAT COLLAR | April 2025 | January 2026 | Allow | 9 | 1 | 1 | No | No |
| 19173985 | FIBER OPTIC ENABLED INTELLIGENT COMPLETION EMPLOYING AN END CONNECTOR | April 2025 | February 2026 | Allow | 10 | 1 | 0 | No | No |
| 19174083 | BREAKTHROUGH DETECTION FOR LITHIUM BEARING RESERVOIRS | April 2025 | January 2026 | Allow | 10 | 1 | 1 | Yes | No |
| 19173364 | COMPARTMENTALIZED HYDRAULIC FRACTURING SYSTEM | April 2025 | June 2025 | Allow | 2 | 0 | 0 | Yes | No |
| 19173458 | LOW DENSITY OIL-BASED WELLBORE FLUIDS AND METHODS THEREOF | April 2025 | February 2026 | Allow | 10 | 1 | 0 | No | No |
| 19171816 | METHOD FOR SINGLE-STAGE TREATMENT OF SILICEOUS SUBTERRANEAN FORMATIONS | April 2025 | December 2025 | Allow | 8 | 1 | 1 | Yes | No |
| 19170589 | COMPOSITION AND METHODS FOR INHIBITING CORROSION OF METAL DURING ACIDIZING A WELLBORE IN A SUBTERRANEAN FORMATION FOR FRACKING | April 2025 | August 2025 | Allow | 4 | 1 | 1 | Yes | No |
| 19169105 | HOT WATER INJECTION/STIMULATION WITH ENABLERS | April 2025 | October 2025 | Allow | 6 | 0 | 0 | Yes | No |
| 19117651 | PRESSURE RESPONSE TEST TO DETECT LEAKAGE OF ROTATING CONTROL DEVICE | April 2025 | December 2025 | Allow | 8 | 0 | 0 | No | No |
| 19098183 | SELF-CORRECTING FLOW IN SUBSURFACE WELLS | April 2025 | March 2026 | Allow | 11 | 1 | 0 | Yes | No |
| 19096473 | INTEGRATED JUNCTION AND CHECK VALVE ASSEMBLIES FOR HYDRAULIC FRACTURING SYSTEM MANIFOLDS AND RELATED METHODS | March 2025 | October 2025 | Allow | 7 | 1 | 0 | No | No |
| 19094520 | Electro-Hydraulic Tubing Punch | March 2025 | November 2025 | Abandon | 8 | 1 | 0 | No | No |
| 19094336 | METHODS AND SYSTEMS FOR IMPROVING EXTRACTION OF PETROCHEMICALS FROM PETROCHEMICAL WELLS | March 2025 | September 2025 | Allow | 5 | 2 | 0 | Yes | No |
| 19092971 | SYSTEMS AND METHODS FOR DRILLING A WELL | March 2025 | November 2025 | Allow | 8 | 0 | 0 | Yes | No |
| 19115037 | Sidewall drilling tool with hydraulically operated anchoring member and drilling member | March 2025 | February 2026 | Allow | 11 | 1 | 0 | No | No |
| 19089446 | METHODS AND SYSTEMS FOR A FRAC PLUG | March 2025 | January 2026 | Allow | 10 | 2 | 0 | No | No |
| 19088273 | METHODS AND SYSTEMS FOR SELECTIVE DOWNHOLE ISOLATION | March 2025 | November 2025 | Allow | 8 | 1 | 0 | No | No |
| 19083201 | REPAIRING WELLBORE CEMENT STRUCTURES AND RELATED COMPOSITIONS | March 2025 | January 2026 | Allow | 10 | 0 | 1 | No | No |
| 19081112 | BACK PRESSURE VALVE FOR CARBON CAPTURE SYSTEMS | March 2025 | March 2026 | Allow | 12 | 1 | 0 | No | No |
| 19081604 | SMART eLINE OUTER DIAMETER METER RING | March 2025 | August 2025 | Allow | 5 | 0 | 0 | No | No |
| 19076988 | METHOD AND SYSTEM FOR MULTISTAGE PULSE HYDRAULIC FRACTURING IN DIRECTIONAL LONG DRILLING OF COAL AND ROCK SEAMS IN UNDERGROUND MINES | March 2025 | July 2025 | Allow | 4 | 1 | 0 | No | No |
| 19076125 | COMPARTMENTALIZED HYDRAULIC FRACTURING SYSTEM | March 2025 | February 2026 | Allow | 11 | 1 | 0 | No | No |
| 19074915 | CEMENTITIOUS HEMATITE-BASED GEOPOLYMER COMPOSITION | March 2025 | December 2025 | Allow | 9 | 1 | 0 | No | No |
| 19073674 | WELLBORE AND GEOLOGIC FORMATION DESULFURIZATION PROCESS | March 2025 | August 2025 | Allow | 6 | 0 | 0 | No | No |
| 19072227 | CONTINUOUS CARBON DIOXIDE INJECTION DURING ZIPPER HYDRAULIC FRACTURING OPERATIONS | March 2025 | March 2026 | Allow | 12 | 1 | 1 | No | No |
| 19072839 | AUTOMATIC SETTING SUPPORT FOR A SLIP HANGER | March 2025 | November 2025 | Allow | 8 | 0 | 0 | No | No |
| 19069720 | ULTRA-LIGHTWEIGHT PROPPANTS | March 2025 | January 2026 | Allow | 10 | 0 | 0 | No | No |
| 19068505 | IN-SITU COMPOSITE POLYMERIC STRUCTURES FOR FAR-FIELD DIVERSION DURING HYDRAULIC FRACTURING | March 2025 | January 2026 | Allow | 11 | 2 | 0 | Yes | No |
| 19107580 | WELLHEAD GRIPPING ASSEMBLY INSTALLATION TECHNIQUE AND SETTING TOOL | February 2025 | November 2025 | Allow | 8 | 0 | 0 | No | No |
| 19062552 | DOWNHOLE CENTRALIZER TOOL | February 2025 | January 2026 | Allow | 11 | 1 | 0 | Yes | No |
| 19062903 | DOWNHOLE TOOL INCLUDING A FREQUENCY FILTER BASED SWITCH SYSTEM CONFIGURED TO FILTER POWER BETWEEN A FIRST DOWNHOLE DEVICE AND A SECOND DOWNHOLE DEVICE | February 2025 | March 2026 | Allow | 12 | 1 | 0 | No | No |
| 19051090 | TRAILER-INTEGRATED SELF-CONTAINED FRAC-SAND SYSTEM AND METHOD WITH SAFETY FEATURES | February 2025 | April 2025 | Allow | 2 | 0 | 0 | No | No |
| 19050304 | Full Drift Through a Gas Lift Injection Packer Assembly | February 2025 | January 2026 | Allow | 11 | 1 | 0 | No | No |
| 18550131 | METHOD OF FABRICATING SURFACTANT FOR IMPROVING THE RECOVERY RATE OF OIL RESERVOIRS IN LOW-PERMEABILITY SANDSTONE | February 2025 | September 2025 | Allow | 25 | 0 | 0 | Yes | No |
| 19047474 | Systems And Methods To Place A Thermally Conductive Sheath In A Geothermal Well | February 2025 | October 2025 | Allow | 8 | 1 | 1 | Yes | No |
| 19047523 | CLAY SWELLING INHIBITION USING ACRYLIC ACID FUNCTIONALIZED CELLULOSE DIACRYLATE CARBON NANOCOMPOSITE | February 2025 | November 2025 | Allow | 9 | 1 | 0 | No | No |
| 19046255 | PILOTING PULSED POWER DRILLING USING A MULTI-ACTUATOR BASED FLOATING ELECTRODE | February 2025 | January 2026 | Allow | 11 | 1 | 0 | Yes | No |
| 19045262 | METHODS OF TREATMENT OF SUBTERRANEAN FORMATION WITH POLYMERIC STRUCTURES FORMED IN SITU | February 2025 | February 2026 | Abandon | 13 | 1 | 0 | No | No |
| 19044489 | END-OF-LIFE RECOVERY OF MOBILIZED HYDROCARBONS | February 2025 | August 2025 | Allow | 7 | 0 | 0 | Yes | No |
| 19040238 | DOWNHOLE TOOL EMPLOYING A WHIPSTOCK ASSEMBLY, PACKER ASSEMBLY AND A REMOTE OPEN/CLOSE VALVE | January 2025 | February 2026 | Allow | 13 | 1 | 0 | No | No |
| 19039078 | METHODS FOR SEALING LEAKS IN OIL AND GAS WELLS | January 2025 | October 2025 | Allow | 8 | 0 | 0 | No | No |
| 19038122 | WEEP-HOLE DRILLING | January 2025 | July 2025 | Allow | 6 | 0 | 0 | No | No |
| 19038489 | REMOTE DETECTION OF TOP OF CEMENT USING ENERGY PULSES | January 2025 | November 2025 | Allow | 9 | 0 | 0 | No | No |
| 19037972 | THERMAL RESPONSIVE FLUID INJECTION METHOD | January 2025 | August 2025 | Allow | 6 | 0 | 0 | No | No |
| 19038294 | Lost Circulation Material Comprising Reclaimed Fiberglass Wind Turbine Blades | January 2025 | March 2026 | Allow | 14 | 0 | 1 | Yes | No |
| 19034696 | ADVANCING A TUBULAR STRING IN A WELLBORE | January 2025 | October 2025 | Allow | 9 | 2 | 0 | Yes | No |
| 18997065 | PACKER AND UNSEALING METHOD THEREOF | January 2025 | March 2026 | Allow | 14 | 0 | 0 | No | No |
| 19020455 | System and method for permanent plugging of a petroleum well | January 2025 | October 2025 | Allow | 9 | 0 | 0 | Yes | No |
| 19018868 | PUMP DOWN WIPER PLUG ASSEMBLY | January 2025 | July 2025 | Allow | 7 | 0 | 0 | No | No |
| 19018390 | ADVANCEMENT OF A BOTTOM HOLE ASSEMBLY INTO A WELLBORE AND WORKSTRING CONNECTION | January 2025 | August 2025 | Allow | 7 | 1 | 0 | No | No |
| 19015936 | RECYCLING PRODUCED WATER FOR HYDROCARBON AND MINERAL CO-PRODUCTION | January 2025 | October 2025 | Allow | 9 | 0 | 0 | Yes | No |
| 19016834 | DRILLING TOOL CHANGER DEVICE AND A METHOD FOR MAKING THE CHANGE | January 2025 | August 2025 | Allow | 7 | 0 | 0 | Yes | No |
| 19015320 | Method of Altering the Wettability of a Subterranean Surface to Enhance Protection of Hydrocarbons | January 2025 | July 2025 | Allow | 6 | 0 | 0 | No | No |
| 19013691 | HYDROGEN PRODUCTION FROM IRON-RICH FORMATIONS | January 2025 | November 2025 | Allow | 10 | 0 | 0 | No | No |
| 18831398 | Method for Temporary Closure of Perforation Tunnels | January 2025 | July 2025 | Allow | 6 | 0 | 0 | No | No |
| 19009114 | WIRELINE TOOLS WITH TOOL BRAKE ASSEMBLIES | January 2025 | December 2025 | Allow | 11 | 0 | 0 | No | No |
| 19009602 | METHODS AND COMPOSITIONS FOR THERMALLY SHOCKING SUBSURFACE FORMATIONS | January 2025 | November 2025 | Allow | 10 | 1 | 1 | Yes | No |
| 19008627 | Casing Pipe Coupling Systems and Methods of Coupling Casing Pipes | January 2025 | July 2025 | Allow | 6 | 0 | 0 | No | No |
| 19005428 | GARTER SPRING ASSEMBLY FOR SEALING DEVICES IN WELL SYSTEMS | December 2024 | November 2025 | Allow | 11 | 1 | 0 | No | No |
This analysis examines appeal outcomes and the strategic value of filing appeals for art-unit 3674.
With a 42.7% reversal rate, the PTAB reverses the examiner's rejections in a meaningful percentage of cases. This reversal rate is in the top 25% across the USPTO, indicating that appeals are more successful here than in most other areas.
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, 36.0% 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 show good success rates. If you have a strong case on the merits, consider fully prosecuting the appeal to a Board decision.
✓ Filing a Notice of Appeal is strategically valuable. The act of filing often prompts favorable reconsideration during the mandatory appeal conference.
Art Unit 3674 is part of Group 3670 in Technology Center 3600. This art unit has examined 10,843 patent applications in our dataset, with an overall allowance rate of 75.2%. Applications typically reach final disposition in approximately 29 months.
Art Unit 3674's allowance rate of 75.2% places it in the 45% percentile among all USPTO art units. This art unit has a below-average allowance rate compared to other art units.
Applications in Art Unit 3674 receive an average of 2.01 office actions before reaching final disposition (in the 60% percentile). The median prosecution time is 29 months (in the 62% 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.