US3494565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bobbin chuck
Assignee: Monsanto Co
•
Filing: 1967-10-11
•
Granted: 1970-02-10
•
Expires: 1987-10-11
Abstract
No abstract record available.
Inventors
- 👤 David M Mullins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:59
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/02; B65H54/40; B65H54/54; B65H54/543; B65H63/00; B65H63/02; B65H63/024; B65H63/036; B65H63/0364; B65H63/0366; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2042968A
Cited
US2365980A
Cited
US2564746A
Cited
US2733874A
Cited
US2941735A
Cited
US3052420A
Cited
US3092342A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |