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:
Sep. 23, 1980
Filed:
May. 22, 1978
Applicant:
Inventors:
Walter W Duley, King City, CA;
A Clifton Lilly, Jr, Richmond, VA (US);
Warren E Claflin, Bon Air, VA (US);
Edward B Stultz, Richmond, VA (US);
Peter Martin, Richmond, VA (US);
Assignee:
Philip Morris Incorporated, New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
2191 / ; 2191 / ;
Abstract
Perforations are made at locations spaced about the periphery of a cigarette by conducting separate parts of a laser beam through respective separate light paths which intersect such spaced peripheral locations.