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:
Oct. 07, 1986
Filed:
Jan. 02, 1985
Applicant:
Inventors:
Jeffrey D Gelorme, Binghamton, NY (US);
William H Lawrence, Greene, NY (US);
Peter Slota, Jr, Vestal, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B44C / ; C03C / ; C03C / ; B29C / ;
U.S. Cl.
CPC ...
156643 ; 156646 ; 156655 ; 156668 ; 156902 ; 252 791 ; 427 96 ; 427 98 ; 427307 ;
Abstract
The surface of a substrate is roughened by providing a substrate which comprises a resinous material and an inorganic particulate material; and etching a surface of the substrate to selectively etch the resinous material and thereby produce the roughened surface.