Patent US2853962A successfully refreshed from Google Patents.
US2853962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plant holder
Assignee: Patent and Dev Inc
•
Filing: 1955-10-31
•
Granted: 1958-09-30
•
Expires: 1975-10-31
Abstract
No abstract record available.
Inventors
- 👤 Carl B Cease
- 👤 John W Glover
- 👤 George C Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:01
CPC Classifications
A; A01; A01G; A01G9/00; A01G9/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US653298A
Cited
US1448661A
Cited
US1645600A
Cited
US1765469A
Cited
US2216923A
Cited
US2651405A
Cited
US2739548A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-29 | 1962-03-31 | 1962-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-29 | 1966-03-31 | 1966-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-29 | 1970-03-31 | 1970-09-30 | $7700.00 | Window Closed / Lapsed |