US2865447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feeding apparatus
Assignee: Individual
•
Filing: 1954-12-06
•
Granted: 1958-12-23
•
Expires: 1974-12-06
Abstract
No abstract record available.
Inventors
- 👤 Kaufman Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:17
CPC Classifications
A; A01; A01K; 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)
US527329A
Cited
US1291882A
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US833594A
Cited
US1214881A
Cited
US1726520A
Cited
US1989298A
Cited
US2472092A
Cited
US2725852A
Cited
US2772659A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-22 | 1962-06-23 | 1962-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-22 | 1966-06-23 | 1966-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-22 | 1970-06-23 | 1970-12-23 | $7700.00 | Window Closed / Lapsed |