Patent US3158127A successfully refreshed from Google Patents.
US3158127A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boat anchor
Assignee: World Marine Inc
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Filing: 1964-01-03
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Granted: 1964-11-24
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Expires: 1984-01-03
Abstract
No abstract record available.
Inventors
- 👤 Thomas L Gallaugher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:39
CPC Classifications
B; B63; B63B; B63B21/00; B63B21/24; B63B21/26; B63B21/29
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
132 words
A BOAT ANCHOR COMPRISING A HOLLOW SHELL HAVING A RECESSED APERTURED BOTTOM PORTION AND A RECESSED APERTURE TOP PORTION, THE HOLLOW SHELL PORTION OF WHICH IS ADAPTED TO BE LOADED AND THUS WEIGHTED WITH SAND OR EQUIVALENT MEDIA, A FIRST WASHER SEATED AND CONFINED IN THE BOTTOM RECESS, A SECOND WASHER SEATED AND CONFINED IN THE TOP RECESS, AND AN EYE BOLT COMPRISING A SHANK WITH A LINE-ATTACHING EYE AT THE UPPER END OF THE SHANK, SAID SHANK EXTENDING THROUGH THE WASHER AND TOP APERTURE WITH THE EYE OF THE BOLT EXPOSED AND ENGAGING THE TOP WASHER, THEN DOWNWARDLY AND AXIALLY THROUGH THE HOLLOW PORTION, THE LOWER END OF THE SHANK PASSING THROUGH THE APERTURE IN THE RECESSED BOTTOM AND BEING SEPARABLY CONNECTED TO SAID FIRST WASHER, SAID LOWER END BEING PROVIDED
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |