US2793791A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Timed rotary dispenser
Assignee: WILLIAM M HOLT
•
Filing: 1954-08-31
•
Granted: 1957-05-28
•
Expires: 1974-08-31
Abstract
No abstract record available.
Inventors
- 👤 Calvin A Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:08
CPC Classifications
A; A01; A01K; A01K5/00; A01K5/02; A01K5/0275; A01K61/00; A01K61/80; A01K61/85; Y; Y02; Y02A; Y02A40/00; Y02A40/80; Y02A40/81
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US280084A
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US579245A
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US735167A
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US895346A
Cited
US1989298A
Cited
US2428241A
Cited
US2500243A
Cited
US2585198A
Cited
US2569421A
Cited
US2687234A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-27 | 1960-11-26 | 1961-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-27 | 1964-11-26 | 1965-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-27 | 1968-11-26 | 1969-05-28 | $7700.00 | Window Closed / Lapsed |