F16D 69/00
Friction linings
Official title: Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces (clutching elements F16D13/60; braking members F16D65/02)
F16D69/00 (Friction linings) appears on 2,577 US grants and 2,130 published applications in this corpus.
Search patents in F16D- Granted patents
- 2,577
- Published applications
- 2,130
- Assignees
- 956
- Inventors
- 4,399
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 33 | 0 |
| 1977 | 33 | 0 |
| 1978 | 23 | 0 |
| 1979 | 17 | 0 |
| 1980 | 33 | 0 |
| 1981 | 30 | 0 |
| 1982 | 28 | 0 |
| 1983 | 31 | 0 |
| 1984 | 27 | 0 |
| 1985 | 22 | 0 |
| 1986 | 23 | 0 |
| 1987 | 25 | 0 |
| 1988 | 30 | 0 |
| 1989 | 30 | 0 |
| 1990 | 34 | 0 |
| 1991 | 25 | 0 |
| 1992 | 57 | 0 |
| 1993 | 37 | 0 |
| 1994 | 48 | 0 |
| 1995 | 63 | 0 |
| 1996 | 66 | 0 |
| 1997 | 47 | 0 |
| 1998 | 70 | 0 |
| 1999 | 97 | 0 |
| 2000 | 95 | 0 |
| 2001 | 88 | 30 |
| 2002 | 82 | 84 |
| 2003 | 70 | 92 |
| 2004 | 48 | 103 |
| 2005 | 42 | 100 |
| 2006 | 46 | 94 |
| 2007 | 65 | 89 |
| 2008 | 42 | 91 |
| 2009 | 30 | 81 |
| 2010 | 53 | 89 |
| 2011 | 45 | 63 |
| 2012 | 63 | 69 |
| 2013 | 60 | 84 |
| 2014 | 52 | 73 |
| 2015 | 67 | 90 |
| 2016 | 60 | 98 |
| 2017 | 65 | 110 |
| 2018 | 97 | 98 |
| 2019 | 71 | 107 |
| 2020 | 75 | 106 |
| 2021 | 76 | 79 |
| 2022 | 62 | 79 |
| 2023 | 62 | 66 |
| 2024 | 43 | 58 |
| 2025 | 52 | 65 |
| 2026 | 37 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16D 69/02Composition of linings1,541
- F16D 2069/004Profiled friction surfacesIndexing code594
- F16D 69/04Attachment of linings572
- F16D 2069/005Friction linings: having a layered structureIndexing code199
- F16D 2069/002Combination of different friction materialsIndexing code138
- F16D 2069/009Linings attached to both sides of a central support elementIndexing code50
- F16D 2069/003Selection of coacting friction materialsIndexing code38
- F16D 2069/001Material of friction lining and support element of same or similar compositionIndexing code23
Recent patents
- Disc brake pad and method for the manufacturing thereof29 Sep 2026US 12,747,764 B2Brembo S.p.A.
- Light metal structure-function dual-gradient composite brake disc (brake drum)8 Sep 2026US 12,729,729 B2
- Double-layer brake disc in nickel-free steel and manufacturing method8 Sep 2026US 12,729,730 B2Brembo S.p.A.
- Friction adjusting material, friction material composition, friction material, and friction member8 Sep 2026US 12,729,737 B2Otsuka Chemical Co., Ltd.
- Fibrous preform of a friction part18 Aug 2026US 12,709,580 B2Safran Landing Systems
- Resin composition, brake rotor, set for preparing brake rotor, method of producing brake rotor, and brake1 Oct 2026US 2026/0298301 A1
- Friction material3 Sep 2026US 2026/0258849 A1Akebono Brake Industry Co., Ltd.
- Improved geopolymeric friction material, in particular for manufacturing brake pads, and associated method and brake pad3 Sep 2026US 2026/0258850 A1ITT Italia S.r.l.
- Friction shoe20 Aug 2026US 2026/0243318 A1Transportation IP Holdings, LLC
- A method for obtaining carbon-carbon material for heavily loaded friction units20 Aug 2026US 2026/0243321 A13Cm, Sia
Most cited
By later US patents
- Carbon fibrils, method for producing same and compositions containing same361US 4,663,230 AHyperion Catalysis International, Inc. · 1987
- Carbon fibrils and method for producing same250US 5,165,909 AHyperion Catalysis Int'l., Inc. · 1992
- Patterned surface friction materials, clutch plate members and methods of making and using same176US 6,524,681 B13M Innovative Properties Company · 2003
- Carbon fibrils144US 5,707,916 AHyperion Catalysis International, Inc. · 1998
- High temperature resistant molding materials140US 4,918,116 ARutgerswerke Aktiengesellschaft · 1990