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. 12, 2015
Filed:
Mar. 15, 2013
Applicant:
Synrad, Inc., Mukilteo, WA (US);
Inventors:
Michael W. Murray, Mukilteo, WA (US);
Melvin J. Lima, Bothell, WA (US);
Assignee:
Synrad, Inc., Mukilteo, WA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S 3/00 (2006.01); G02B 7/00 (2006.01); H01S 3/02 (2006.01); H01S 3/034 (2006.01); G02B 27/00 (2006.01);
U.S. Cl.
CPC ...
H01S 3/0014 (2013.01); G02B 7/007 (2013.01); H01S 3/027 (2013.01); H01S 3/0346 (2013.01); G02B 27/0006 (2013.01);
Abstract
The specification and drawings present an apparatus and a method for protecting lasers or other sources of high optical power from damage due to external sources of contamination using a concept of a sacrificial optical component and automatic laser shutdown based on a pressure indication of a substantial damage to the sacrificial optical component such as puncturing through that component.