F05C 2253/00
Indexing scheme relating to materials, material properties or material characteristics for machines
Official title: Other material characteristics; Treatment of material
F05C2253/00 (Indexing scheme relating to materials, material properties or material characteristics for machines) appears on 978 US grants and 741 published applications in this corpus.
Search patents in F05C- Granted patents
- 978
- Published applications
- 741
- Assignees
- 473
- Inventors
- 2,192
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 11 | 0 |
| 1981 | 9 | 0 |
| 1982 | 11 | 0 |
| 1983 | 7 | 0 |
| 1984 | 15 | 0 |
| 1985 | 17 | 0 |
| 1986 | 18 | 0 |
| 1987 | 24 | 0 |
| 1988 | 13 | 0 |
| 1989 | 21 | 0 |
| 1990 | 16 | 0 |
| 1991 | 27 | 0 |
| 1992 | 22 | 0 |
| 1993 | 21 | 0 |
| 1994 | 12 | 0 |
| 1995 | 20 | 0 |
| 1996 | 27 | 0 |
| 1997 | 39 | 0 |
| 1998 | 40 | 0 |
| 1999 | 28 | 0 |
| 2000 | 31 | 0 |
| 2001 | 26 | 10 |
| 2002 | 22 | 23 |
| 2003 | 16 | 34 |
| 2004 | 14 | 26 |
| 2005 | 17 | 37 |
| 2006 | 20 | 24 |
| 2007 | 14 | 35 |
| 2008 | 16 | 41 |
| 2009 | 15 | 49 |
| 2010 | 23 | 50 |
| 2011 | 28 | 50 |
| 2012 | 31 | 45 |
| 2013 | 20 | 39 |
| 2014 | 29 | 33 |
| 2015 | 25 | 41 |
| 2016 | 32 | 34 |
| 2017 | 31 | 29 |
| 2018 | 21 | 28 |
| 2019 | 27 | 23 |
| 2020 | 21 | 19 |
| 2021 | 16 | 22 |
| 2022 | 21 | 11 |
| 2023 | 13 | 11 |
| 2024 | 14 | 8 |
| 2025 | 10 | 14 |
| 2026 | 7 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for a remote control actuator6 Oct 2026US 12,753,743 B2Trustees of Tufts College
- Fretting resistant rotary engine housings18 Aug 2026US 12,709,983 B2Pratt & Whitney Canada Corp.
- Compressor4 Aug 2026US 12,698,771 B2Carrier Japan Corporation
- Rubber compound reinforced with alternative fibers23 Jun 2026US 12,661,856 B2Abaco Drilling Technologies LLC
- Method for producing a water-hydraulic machine24 Mar 2026US 12,584,470 B2Danfoss A/S
- Rubber compound reinforced with low-modulus fibers16 Jul 2026US 2026/0200188 A1Abaco Drilling Technologies LLC
- Screw Pump and its Components14 May 2026US 2026/0132787 A1Illinois Tool Works Inc.
- Sinusoidal pump with blocking slide, and production method14 May 2026US 2026/0132788 A1Watson Marlow GmbH - MasoSine Division
- Stator lining, stator and method for producing a stator lining30 Apr 2026US 2026/0121461 A1
- Vane for a vane cell machine, method for producing vanes, and vane cell machine5 Mar 2026US 2026/0063037 A1
Most cited
By later US patents
- Electrostatically actuated mesopump having a plurality of elementary cells377US 5,836,750 AHoneywell Inc. · 1998
- Low cost, high pumping rate electrostatically actuated mesopump166US 6,106,245 AHoneywell Inc. · 2000
- Artificial lifting system162US 5,351,752 ABrunswick Corporation (TEW) · 1994
- Rotary compressor with reduced lubrication sensitivity147US 5,947,710 ACarrier Corporation · 1999
- Surface topographies for non-toxic bioadhesion control146US 7,650,848 B2University of Florida Research Foundation, Inc. · 2010