Patent US3126581A successfully refreshed from Google Patents.
US3126581A
Expired / Lapsed
US
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Figure
Assignee: —
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Filing: —
•
Granted: 1964-03-31
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Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:25
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; A; A01; A01K; A01K91/00; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/344; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/439; B29C66/80; B29C66/81; B29C66/818; B29C66/8181; B29C66/82; B29C66/822; B29C66/8221; B29C66/824; B29C66/8244; B29C66/83; B29C66/832; B29C66/8324; B29C2793/00; B29C2793/0045; B29C2793/0063; B29C48/00; B29C48/001; B29C48/0022; B29C48/03; B29C48/09; B29C48/10; B29C66/90; B29C66/95; B29C66/953; B29C66/9534; B29L; B29L2023/00; B29L2023/005; B29L2031/00; B29L2031/706
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2536847A
Cited
US2575138A
Cited
US2668323A
Cited
US2870486A
Cited
US2889581A
Cited
US2970326A
Cited
US3035302A
Cited
US3057013A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |