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:
Apr. 18, 2023
Filed:
Jan. 28, 2019
Applicant:
Inficon Gmbh, Cologne, DE;
Inventor:
Norbert Rolff, Horrem, DE;
Assignee:
INFICON GmbH, Cologne, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01M 3/32 (2006.01);
U.S. Cl.
CPC ...
G01M 3/3281 (2013.01);
Abstract
A method for testing a test specimen for the presence of a leak using a film chamber for accommodating the test specimen, wherein the film chamber comprises walls enclosing a film chamber volume, which walls include at least one flexible wall area, comprising the steps of: