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. 03, 2007
Filed:
Nov. 15, 2004
Applicant:
Bruce D. Anning, Winnipeg, CA;
Inventor:
Bruce D. Anning, Winnipeg, CA;
Assignee:
Advanced Composite Structures Inc., Winnipeg, CA;
Primary Examiner:
Int. Cl.
CPC ...
B64C 3/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
An aerofoil, particularly a helicopter main rotor blade has a leading edge protector comprising a strip of resilient polymer, preferably polyurethane, adhered to the leading edge of the flex section of the blade.