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:
Dec. 02, 2014
Filed:
Oct. 21, 2008
Applicant:
Adolf Käser, Bottmingen, CH;
Inventor:
Adolf Käser, Bottmingen, CH;
Assignee:
Datalase, Ltd., Cheshire, GB;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D21H 23/04 (2006.01); D21H 25/04 (2006.01); D21H 17/09 (2006.01); D21H 17/10 (2006.01); D21H 17/28 (2006.01); D21H 17/45 (2006.01); D21H 17/56 (2006.01); D21H 21/10 (2006.01); B41M 5/26 (2006.01); D21H 27/02 (2006.01); D21H 17/37 (2006.01); D21H 17/65 (2006.01);
U.S. Cl.
CPC ...
B41M 5/26 (2013.01); D21H 27/02 (2013.01); D21H 17/09 (2013.01); D21H 17/10 (2013.01); D21H 17/375 (2013.01); D21H 17/56 (2013.01); D21H 17/65 (2013.01); D21H 21/10 (2013.01);
Abstract
Fiber products, comprising in their body at least 20% by weight of cellulose fibers, and adequate amounts of an acid and a cationic retention aid for the acid, can be marked by means of a laser beam.