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:
Nov. 10, 1992
Filed:
Sep. 09, 1991
Applicant:
Inventor:
William F Owens, Jr, Pisgah Forest, NC (US);
Assignee:
P. H. Glatfelter Company, Spring Grove, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A24D / ;
U.S. Cl.
CPC ...
131365 ;
Abstract
Addition of strong, inorganic acids, such as phosphoric, sulfuric and hydrochloric, to regular, heavy-weight, and reduced sidestream smoke cigarette papers to give improved subjective taste properites, improved subjective sidestream aroma and reduced irritation properties to cigarettes.