US2981402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic feeding apparatus
Assignee: Vandale Corp
•
Filing: 1956-05-21
•
Granted: 1961-04-25
•
Expires: 1976-05-21
Abstract
No abstract record available.
Inventors
- 👤 Wesley C Cleaveland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:33
CPC Classifications
A; A01; A01F; A01F25/00; A01F25/16; A01F25/20; A01F25/2009
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US371609A
Cited
US843676A
Cited
US1618338A
Cited
US2445056A
Cited
US2503917A
Cited
US2524948A
Cited
US2649215A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |