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:
Jul. 21, 1981
Filed:
Apr. 04, 1980
Applicant:
Inventor:
Richard A Warren, Elmhurst, IL (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E06C / ;
U.S. Cl.
CPC ...
182206 ; 182 45 ; 182152 ;
Abstract
This invention relates to a device for attachment to ladders which will enable them to securely anchor to the peak of a roof quickly and easily, while increasing safety for firemen cutting ventilation holes near the peak of the roof. The attachment for roof ladders allows the firemen to stand on a support directly below the roof area where the hole is cut. The invention can be folded into a compact bundle for storage and transportation, and is light in weight.
Quick Actions:
Warren, Richard. (1981). Ventilating ladder (U.S. Patent No. 4279327). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4279327
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile