The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 21, 1991
Filed:
Feb. 14, 1990
Applicant:
Inventors:
Bruce T Calam, Surrey, CA;
Rudy Karlowee, Burnaby, CA;
Assignees:
TNS Holdings Ltd., Richmond, CA;
RHC Investments Ltd., Richmond, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E04D / ;
U.S. Cl.
CPC ...
52 58 ; 52200 ;
Abstract
This invention relates to a novel roof curb which can be constructed from modular components by interlocking joints. An interlocking joint for a roof curb which comprises a male joint member secured to the inner face of a first curb section, and a female joint member secured to the inner face of a second curb section, the male joint member and female joint member being adapted to mate with one another and arrange the first curb section and the second curb section at right angles with one another.