US3828714A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marine hardware
Assignee: PERKINS MARINE HARDWARE CORP
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Filing: 1971-06-16
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Granted: 1974-08-13
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Expires: 1991-06-16
Abstract
Abstract A MARINE ACCESSORY DEVICE SUCH AS A CLEAT, BOW LIGHT, VENTILATOR, TANK FILLER PIPE OR THE LIKE, CONSISTS OF A PAIR OF INTERCONNECTED MEMBERS ONE OF WHICH IS FORMED OF A RELATIVELY FLEXIBLE POLYMERIC RESIN SUCH AS A POLYCARBONATE RESIN AND THE OTHER IS FORMED OF A RIGID METAL. THE DEVICE IS MOUNTED ON A MARINE VESSEL BY SECURING THE POLYMERIC RESIN MEMBER TO A VESSEL SURFACE. D R A W I N G
Inventors
- 👤 M Perkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:04
CPC Classifications
B; B63; B63B; B63B21/00; B63B21/04; B63B21/045; B63B45/00; B63B45/04
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) | 1977-08-12 | 1978-02-11 | 1978-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-12 | 1982-02-11 | 1982-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-12 | 1986-02-11 | 1986-08-13 | $7700.00 | Window Closed / Lapsed |