Patent US3256578A successfully refreshed from Google Patents.
US3256578A
Expired / Lapsed
US
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Composite link couplers for trawl nets
Assignee: Individual
•
Filing: 1963-09-16
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Granted: 1966-06-21
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Expires: 1983-09-16
Abstract
No abstract record available.
Inventors
- 👤 Frank J Luketa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:14
CPC Classifications
A; A01; A01K; A01K75/00; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45005; Y10T24/45141; Y10T24/45147; Y10T24/45152; Y10T24/45225; Y10T24/45262
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A COMPOSITE LINK COUPLER COMPRISING COMPLEMENTARY FIRST AND SECOND GENERALLY L-SHAPED MEMBERS EACH HAVING A MAJOR ARM AND A MINOR ARM, EACH MAJOR ARM HAVING AN INBOARD SURFACE ABUTTINGLY RELATABLE TO AN END SURFACE OF THE MINOR ARM OF THE OTHER GENERALLY L-SHAPED MEMBER, WITH REGISTRABLE OPENINGS EXTENDING LENGTHWISE THROUGH SAID MINOR ARMS AND TRANSVERSELY THROUGH END PARTS OF SAID MINOR ARMS AND TRANSVERSELY THROUGH END SAID REGISTRABLE OPENINGS; AND MEANS FOR REMOVABLY SECURING SAID PIN ELEMENTS IN SAID REGISTRABLE OPENINGS.
Claim 2
Dependent Claim
81 words
A COMPOSITE LINK COUPLER COMPRISING COMPLEMENTARY FIRST AND SECOND GENERALLY L-SHAPED MEMBERS EACH HAVING A MAJOR ARM AND A MINOR ARM, EACH MAJOR ARM HAVING AN INBOARD SURFACE ABUTTINGLY RELATABLE TO AN END SURFACE OF THE MINOR ARM OF THE OTHER GENERALLY L-SHAPED MEMBER, WITH REGISTRABLE OPENINGS EXTENDING LENGTHWISE THROUGH SAID MINOR ARMS AND TRANSVERSELY THROUGH END PARTS OF SAID MINOR ARMS AND TRANSVERSELY THROUGH END SAID REGISTRABLE OPENINGS; AND MEANS FOR REMOVABLY SECURING SAID PIN ELEMENTS IN SAID REGISTRABLE OPENINGS.
References Cited (Backward Citations)
GB197289A
Cited
US1601893A
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US2168539A
Cited
US2421186A
Cited
US2709616A
Cited
US3023529A
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US3018580A
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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) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |