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. 23, 1999
Filed:
May. 20, 1997
Applicant:
Inventor:
Robert G Hockaday, Los Alamos, NM (US);
Assignee:
Permacharge Corporation, Rio Rancho, NM (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428195 ; 428 48 ; 428 58 ; 428131 ; 428137 ; 428204 ; 428207 ; 428221 ; 4284111 ; 4285422 ; 4289044 ; 430 48 ; 430156 ; 101212 ; 101253 ; 101489 ;
Abstract
A printing sheet that is adapted for printing in an inkjet printer or the like. The sheet has a plurality of pits in the top surface. The pits accept the ink and hold the ink in place. The bottom surface of the sheet has a permanent electrostatic charge. The sheet may be constructed by etching an electreet compatible plastic sheet and then polling the sheet. Alternatively, the sheet may be constructed by bonding a porous sheet to an electreet sheet.