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:
Mar. 13, 1979
Filed:
Feb. 13, 1978
Applicant:
Inventors:
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
29 2513 ; 313203 ;
Abstract
A method for manufacturing a low pressure gas discharge lamp having a body present in the discharge vessel which consists of a longitudinal support which extends into the longitudinal direction of the vessel. The support being provided with fibres which are distributed over the space within the discharge vessel and extend substantially transversely from the support.
Hasker, Jan. (1979). Method of making a low-pressure gas discharge lamp (U.S. Patent No. 4143447). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4143447
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile