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. 13, 2021
Filed:
Jun. 08, 2017
Applicant:
Sihto NV, Zwijnaarde, BE;
Inventors:
Assignee:
SIHTO NV, Zwijnaarde, BE;
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/42 (2006.01); G02F 1/29 (2006.01); B29D 11/00 (2006.01); A61F 2/16 (2006.01); G02C 7/08 (2006.01);
U.S. Cl.
CPC ...
G02F 1/29 (2013.01); A61F 2/1627 (2013.01); B29D 11/00817 (2013.01); G02B 27/4205 (2013.01); G02C 7/083 (2013.01); G02C 2202/20 (2013.01); G02F 2001/294 (2013.01); G02F 2201/305 (2013.01);
Abstract
The present disclosure describes optical devices and methods for manufacturing such optical devices. Namely, an example optical device includes a first optical transparent thermoplastic layer, a second optical transparent thermoplastic layer, and in between both thermoplastic layers, a diffractive optical element adjacent to one thermoplastic layer, a spacer in between the diffractive optical element and the other thermoplastic layer and, a border enclosing the diffractive element thereby forming a sealed cavity.
Quick Actions:
De Smet, Jelle. (2021). Thermoplastic optical device (U.S. Patent No. 10976638). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10976638
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile