Western Litho Plate & Supply Co.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Western Litho Plate & Supply Co..The latest application filed is for "post exposure method for enhancing durability of negative working lithographic plates".

Company Profile

0.9.1

Western Litho Plate & Supply Co. -
Western Litho Plate & Supply Co. - St. Louis MO

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Trademarks

Patent Activity

Patent	Date
Post exposure method for enhancing durability of negative working lithographic plates App 20030118944 - Copeland, Harry ; et al.	2003-06-26
Apparatus for and method of exposing lithographic plates Grant 5,934,195 - Rinke , et al. August 10, 1	1999-08-10
Photosensitive element having an overcoat which increases photo-speed and is substantially impermeable to oxygen Grant 5,786,127 - Madoux , et al. July 28, 1	1998-07-28
Method and apparatus for automatically inspecting a lithographic plate and reading its folio Grant 5,542,002 - Choate , et al. July 30, 1	1996-07-30
Method of and apparatus for automatically inspecting an exposed and bent lithographic plate Grant 5,193,690 - Powers , et al. March 16, 1	1993-03-16
Base plate and lithographic plate prepared by sensitization thereof Grant 4,272,604 - Meador , et al. June 9, 1	1981-06-09
Monomeric compounds Grant 3,993,684 - Dunnavant , et al. November 23, 1	1976-11-23
Lithographic plate comprising a light-sensitive polymer Grant 3,909,269 - Parker , et al. September 30, 1	1975-09-30
Apparatus For Post-exposure Treatment Of Lithographic Plates Grant 3,682,078 - Parker , et al. August 8, 1	1972-08-08
Apparatus For Developing Lithographic Plates Grant 3,608,464 - Harrell , et al. September 28, 1	1971-09-28

Company Registrations

NCAGE Code

34831

WESTERN LITHO PLATE & SUPPLY CO!DBA WESTERN LITHOTECH

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