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:
May. 31, 1977
Filed:
Jun. 23, 1976
Applicant:
Inventor:
Clark Bergman, Roseville, MN (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313220 ; 313188 ;
Abstract
In a tubular plasma display consisting of an array of parallel glass capillary tubes sealed in a plenum and attached to a rigid substrate, having different thermal expansion properties limiting operational temperature range, the improvement being an extension to the substrate creating a gap which separates the tube manifold from the nearest point where the tube and substrate are bonded.
Bergman, Clark. (1977). Tubular plasma display seal design (U.S. Patent No. 4027188). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4027188
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile