US2990641A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hooks
Assignee: LESTER A OTTENHEIMER
•
Filing: 1957-01-09
•
Granted: 1961-07-04
•
Expires: 1977-01-09
Abstract
No abstract record available.
Inventors
- 👤 Floyd C Weidman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:13
CPC Classifications
A; A01; A01K; A01K83/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US103645A
Cited
US185914A
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US662139A
Cited
US1611544A
Cited
US2098095A
Cited
US2441232A
Cited
US2599684A
Cited
US2572608A
Cited
US2792662A
Cited
US2861383A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-03 | 1965-01-02 | 1965-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-03 | 1969-01-02 | 1969-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-03 | 1973-01-02 | 1973-07-04 | $7700.00 | Window Closed / Lapsed |