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:
Feb. 04, 1992
Filed:
Jan. 10, 1989
Applicant:
Inventor:
Peter T Herdman, High Wycombe, GB;
Assignee:
The Wiggins Teape Group Limited, Basingstoke, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B05D / ;
U.S. Cl.
CPC ...
428337 ; 428199 ; 428211 ; 4285375 ; 101491 ; 427288 ; 3461351 ;
Abstract
A watermarked paper sheet for use in a xerographic ion deposition or magnetographic printing process, in which the sheet has print receiving and reverse sides, the print receiving side of the sheet having a surface resistivity of between 5.times.10.sup.10 and 5.times.10.sup.12 ohms per square and a Bendsten roughness of not more than 300 milliliters, and the reverse side being formed with a watermark.