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Class Information
Number: 52/783.13
Name: Static structures (e.g., buildings) > Composite prefabricated panel including adjunctive means > Sandwich or hollow with sheet-like facing members > Corrugated component > For door or door shutter > Fire resistant
Description: Structure which is specifically designed to retard flame or the transfer of extreme heat caused by flame.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7185468 |
Multi-layered fire door and method for making the same |
Mar. 6, 2007 |
| 6941720 |
Composite building material |
Sep. 13, 2005 |
| 6933028 |
Fire-resistant fuel transport pipe |
Aug. 23, 2005 |
| 6873920 |
Oxygen fire and blast fragment barriers |
Mar. 29, 2005 |
| 6615544 |
Fire-resistant door |
Sep. 9, 2003 |
| 6182409 |
Building element |
Feb. 6, 2001 |
| 6115976 |
Door edge assembly for creating a smoke seal about a closed door mounted within a door frame |
Sep. 12, 2000 |
| 5822940 |
Composite wall panel |
Oct. 20, 1998 |
| 5816017 |
Fire retardant door and exit device for same |
Oct. 6, 1998 |
| 5617683 |
Shutter panel |
Apr. 8, 1997 |
| 5612111 |
Method of producing and product of heat-proof laminate board |
Mar. 18, 1997 |
| 5426908 |
Method of construction using corrugated material |
Jun. 27, 1995 |
| 5305577 |
Fire-resistant structure containing gypsum fiberboard |
Apr. 26, 1994 |
| 4263752 |
Fire resistant gate |
Apr. 28, 1981 |
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