Patent US3553864A successfully refreshed from Google Patents.
US3553864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Map holder
Assignee: Gentex Corp
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Filing: 1968-01-22
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Granted: 1971-01-12
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Expires: 1988-01-22
Abstract
Abstract A HOLDER FOR A MAP OR THE LIKE WHICH IS AN INTEGRAL BODY OF CLEAR SYNTHETIC RESIN HAVING A FLAT FRONT AND A FLAT BACK EACH OF GENERALLY RECTANGULAR OUTLINE, AND A CONNECTING SPRING HINGE OF GENERALLY ANNULAR CROSS SECTION EXTENDING ALONG A SIDE OF EACH OF THE FRONT AND THE BACK. THE HINGE NORMALLY BIASES THE FRONT TO A POSITION OVERLYING THE BACK SO AS RELEASABLY TO CLAMP THE MAP OR THE LIKE BETWEEN THE BACK AND THE FRONT. THE OUTER SURFACE OF THE FRONT CARRIES A COATING WHICH INCLUDES A FLATTING AGENT TO REDUCE GLARE AND TO PERMIT THE SURFACE TO BE WRITTEN UPON.
Inventors
- 👤 Albert A Karlyn
- 👤 Daniel W Fedak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:56
CPC Classifications
G; G09; G09B; G09B29/00; G09B29/10; B; B29; B29C; B29C53/00; B29C53/02; B29C53/04; Y; Y10; Y10S; Y10S40/00; Y10S40/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |