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:
Jan. 30, 2024
Filed:
Mar. 22, 2021
Applicant:
Wavefront Research. Inc, Northampton, PA (US);
Inventor:
Thomas W. Stone, Hellertown, PA (US);
Assignee:
Wavefront Research, Inc., Northampton, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/00 (2006.01); G02B 5/18 (2006.01);
U.S. Cl.
CPC ...
G02B 5/1866 (2013.01); G02B 5/1847 (2013.01); G02B 5/1852 (2013.01); G02B 2005/1804 (2013.01);
Abstract
Methods to manufacture volume transmission diffraction grating (quasi-Bragg gratings) and volume transmission diffraction gratings made by those methods.