B61D 17/12
Roofs
Official title: Roofs (movable or foldable roofs, covers or tarpaulins B61D39/00)
B61D17/12 (Roofs) appears on 166 US grants and 145 published applications in this corpus.
Search patents in B61D- Granted patents
- 166
- Published applications
- 145
- Assignees
- 94
- Inventors
- 426
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 0 |
| 2002 | 4 | 6 |
| 2003 | 4 | 2 |
| 2004 | 3 | 3 |
| 2005 | 4 | 3 |
| 2006 | 2 | 5 |
| 2007 | 1 | 4 |
| 2008 | 6 | 6 |
| 2009 | 2 | 2 |
| 2010 | 2 | 3 |
| 2011 | 2 | 0 |
| 2012 | 2 | 5 |
| 2013 | 3 | 4 |
| 2014 | 1 | 6 |
| 2015 | 3 | 9 |
| 2016 | 9 | 12 |
| 2017 | 7 | 3 |
| 2018 | 5 | 6 |
| 2019 | 3 | 15 |
| 2020 | 10 | 10 |
| 2021 | 11 | 8 |
| 2022 | 5 | 8 |
| 2023 | 5 | 8 |
| 2024 | 5 | 7 |
| 2025 | 7 | 5 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Railcar tab gasket and process of manufacture29 Sep 2026US 12,746,953 B2Gasket Resources Incorporated
- Underframe for a rail vehicle car body28 Jul 2026US 12,691,914 B2Siemens Mobility Austria GmbH
- Assembly-type car body and rail vehicle3 Feb 2026US 12,539,892 B2Crrc Qingdao Sifang Co., Ltd.
- Cornerpiece of a convolute of a bellows of a gangway and method for producing such a cornerpiece21 Oct 2025US 12,448,012 B2Dellner Couplers AB
- Air-conditioning apparatus3 Jun 2025US 12,319,118 B2Mitsubishi Electric Corporation
- Roof Hood for a Rail Vehicle1 Oct 2026US 2026/0296508 A1Siemens Mobility Austria GmbH
- Passenger vehicle ventilation hatch and emergency exit with several use functions3 Sep 2026US 2026/0257701 A1Transtec DiseñO E Ingenieria SAS
- Railroad car having multiple penetration resistant and protective structures14 May 2026US 2026/0131831 A1Hgmotive, Inc.
- Low-Profile Hatch Cover for Railroad Tank Cars14 May 2026US 2026/0131832 A1A. Stucki Company
- Hopper railroad car having multi-level running boards29 Jan 2026US 2026/0028053 A1Gunderson LLC
Most cited
By later US patents
- Composite roof for a railway car52US 5,988,074 ATRN Business Trust · 1999
- Pultruded panel40US 6,871,600 B2TRN Business Trust · 2005
- Fiberglass railcar roof36US 6,374,546 B1American Composite Materials Engineering, Inc. · 2002
- Composite fiberglass railcar roof33US 5,916,093 AAmerican Composite Material Engineering, Inc. · 1999
- Railway freight car30US 5,584,252 ATrinity Industries, Inc. · 1996