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Topic

Electrolyte fuel cell Steady

367 applications whose title mentions it. Its share of new filings over the last two years is 8% above the four years before.

Allowance rate
69%
−6 pts vs the USPTO 342 decided
Months to first action
23.9 mo
+5.3 vs the USPTO
Applications
367.0
in the record
Allowed
236.0
106 abandoned

Filings by year

How often the topic was filed

The most recent years are still filling in.

Applications

Recent applications on this topic

ApplicationTitleFiledStatusRejectionsRCEsTo 1st action
19611434MEMBRANE ELECTRODE ASSEMBLY AND POLYMER ELECTROLYTE FUEL CELL2026-07-31Pending00n/a
19608295PROTON-EXCHANGE MEMBRANE FUEL CELL WITH IMPROVED CONTACT BETWEEN THE GAS DIFFUSION …2026-07-22Pending00n/a
19605263POLYMER ELECTROLYTE MEMBRANE, MANUFACTURING METHOD THEREFOR, MEMBRANE-ELECTRODE ASS…2026-07-10Pending00n/a
15464659Method and apparatus for adaptive signal processing2012-01-10Allowed1012.0 mo
15561752Composition and method for controlled release2015-02-11Abandoned4123.0 mo
15943777Distributed ledger transaction verification2018-03-12Allowed3020.0 mo
15393994Thermal management of battery assemblies2021-04-13Pending2117.0 mo
15628175Machine learning model for anomaly detection2012-05-14Allowed1014.0 mo
15879697Wireless power transfer coil arrangement2015-06-15Abandoned4125.0 mo
15318899Catalyst for selective hydrogenation2018-07-16Allowed3022.0 mo
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