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Class Information
Number: 52/45
Name: Static structures (e.g., buildings) > Railroad car roof construction
Description: Structure comprising roof construction peculiar to railroad cars.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7438001 |
Car body structure |
Oct. 21, 2008 |
| 6761840 |
Fiberglass railcar roof |
Jul. 13, 2004 |
| 6374546 |
Fiberglass railcar roof |
Apr. 23, 2002 |
| 6336411 |
Lightweight boxcar roof |
Jan. 8, 2002 |
| 6237505 |
Large capacity car body for pressure discharge railway hopper cars |
May. 29, 2001 |
| 6164210 |
Reinforced hopper car structure |
Dec. 26, 2000 |
| 6070369 |
Person transport vehicle |
Jun. 6, 2000 |
| 5979335 |
Railroad freight car for carrying motor vehicles |
Nov. 9, 1999 |
| 5916093 |
Composite fiberglass railcar roof |
Jun. 29, 1999 |
| 4974900 |
Vehicle superstructure, in particular for railway carriages for passenger transport |
Dec. 4, 1990 |
| 4967473 |
Method of forming a bow beam for a truck trailer |
Nov. 6, 1990 |
| 4638743 |
Method of reinforcing a covered hopper car hatch |
Jan. 27, 1987 |
| 4623189 |
Open sided trailer |
Nov. 18, 1986 |
| 4543888 |
Convertible hopper car |
Oct. 1, 1985 |
| 4461219 |
Single lever hatch cover |
Jul. 24, 1984 |
| 4455947 |
Covered hopper car |
Jun. 26, 1984 |
| 4453327 |
Solar display kiosk |
Jun. 12, 1984 |
| 4385563 |
Roof support for a railroad car roof |
May. 31, 1983 |
| 4377058 |
Curved hopper car roof |
Mar. 22, 1983 |
| 4327648 |
Funicular railway car cabin |
May. 4, 1982 |
| 4299174 |
Hopper car cover system |
Nov. 10, 1981 |
| 4233795 |
Field repair roof panel for a railway car |
Nov. 18, 1980 |
| 3934518 |
Trough hatch lock device |
Jan. 27, 1976 |
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