US3436761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Side shield construction for spectacles
Assignee: Fendall Co
•
Filing: 1965-02-12
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Granted: 1969-04-08
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Expires: 1985-02-12
Abstract
No abstract record available.
Inventors
- 👤 Philip J Liautaud
- 👤 John N Liautaud
- 👤 Paul D Amundsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:25
CPC Classifications
G; G02; G02C; G02C9/00; G02C11/00; G02C11/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
IN COMBINATION WITH A SPECTACLE FRAME HAVING A TEMPLE HINGED THERETO, A SIDE SHIELD DEFLECTABLE MEANS RIGIDLY ATTACHING SAID SIDE SHIELD TO SAID TEMPLE FOR MOVEMENT THEREWITH WITHOUT TOOLS WITHOUT APPARENT MEANS FOR REMOVAL IN ASSEMBLED POSITION THEREON UNLESS REMOVED THEREFROM BY THE APPLICATION OF A TOOL, MEANS PROVIDING ACCESS UNDER SAID DEFLECTABLE MEANS, AND MEANS PROVIDING A COMPLEMENTARY REACTION SURFACE SPACED FROM SAID DEFLECTABLE MEANS TO ALLOW APPLICATION OF A DEFLECTING TOOL BETWEEN SAID REACTION SURFACE AND SAID DEFLECTABLE MEANS VIA SAID ACCESS FOR DEFLECTION OF SAID DEFLECTABLE MEANS TO PERMIT REMOVAL OF SAID SIDE SHIELD FROM SAID TEMPLE.
Claim 2
Dependent Claim
100 words
IN COMBINATION WITH A SPECTACLE FRAME HAVING A TEMPLE HINGED THERETO, A SIDE SHIELD DEFLECTABLE MEANS RIGIDLY ATTACHING SAID SIDE SHIELD TO SAID TEMPLE FOR MOVEMENT THEREWITH WITHOUT TOOLS WITHOUT APPARENT MEANS FOR REMOVAL IN ASSEMBLED POSITION THEREON UNLESS REMOVED THEREFROM BY THE APPLICATION OF A TOOL, MEANS PROVIDING ACCESS UNDER SAID DEFLECTABLE MEANS, AND MEANS PROVIDING A COMPLEMENTARY REACTION SURFACE SPACED FROM SAID DEFLECTABLE MEANS TO ALLOW APPLICATION OF A DEFLECTING TOOL BETWEEN SAID REACTION SURFACE AND SAID DEFLECTABLE MEANS VIA SAID ACCESS FOR DEFLECTION OF SAID DEFLECTABLE MEANS TO PERMIT REMOVAL OF SAID SIDE SHIELD FROM SAID TEMPLE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |