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 Title: |
US4402577:
Eyeglass frame with detachable frame front
[ Derwent Title ]
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| Country: |
US United States of America
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| Inventor: |
Minart, Francois; Saint Germain en Laye, France
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| Assignee: |
Essilor International, cie Generale d'Optique, Creteil, France
other patents from ESSILOR INTERNATIONAL COMPAGNIE GENERALE D OPTIQUE (180585) (approx. 297)
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| Published / Filed: |
1983-09-06
/ 1981-02-11
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| Application Number: |
US1981000233566
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| IPC Code: |
Advanced:
G02C 1/04;
G02C 1/06;
G02C 5/00;
G02C 5/02;
Core:
G02C 1/00;
more...
IPC-7:
G02C 5/00;
G02C 5/10;
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| ECLA Code: |
G02C1/04; G02C1/06; G02C5/00;
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| U.S. Class: |
Current:
351/125;
351/140;
Original:
351/125;
351/140;
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| Field of Search: |
351/125,149,133,134,135,140,150,124,105,98
002/442,443
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| Priority Number: |
| 1980-02-18 |
FR1980000003466 |
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| Abstract: |
An eyeglass frame with a detachable frame front is disclosed. The eyeglass frame comprises a main frame structure including a main cross bar and hinged temples at its ends, and the separate, detachable frame front comprises rims interconnected by a pair of parallel cross members defining a bridge. A fastener member or pad is secured to the underside of the main cross bar and has a pair of parallel grooves cooparable with the cross members for releasably securing the latter in position. One of the grooves is along the front surface of the fastener member and the other groove lies along the lower surface thereof. The fastener member also has one or more apertures cooperable with teats on an additional (sun) frame front for releasable securing the latter. Alternatively the additional frame front may be pivotally mounted on the fastener member.
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| Attorney, Agent or Firm: |
Brown, Charles E. ;
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| Primary / Asst. Examiners: |
Corbin, John K.; Bovernick, Rodney B.
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| Maintenance Status: |
E2 Expired Check current status
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| INPADOC Legal Status: |
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| Family: |
Show 6 known family members
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First Claim:
Show all 9 claims |
What I claim is:
1. An eyeglass frame comprising a main frame structure and a separate, detachable frame front, said frame front having a bridge portion defined by a pair of parallel cross members, means for releasably mounting said frame front on said main frame structure including a fastener member having a pair of parallel grooves releasably engageable with said cross members.
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| Background / Summary: |
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| Drawing Descriptions: |
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| Description: |
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| Forward References: |
Show 5 U.S. patent(s) that reference this one
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