US2469953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Defeathering poultry
Assignee: JBS USA LLC
•
Filing: 1944-09-08
•
Granted: 1949-05-10
•
Expires: 1964-09-08
Abstract
No abstract record available.
Inventors
- 👤 Elmer M Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:21
CPC Classifications
A; A22; A22C; A22C21/00; A22C21/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1943450A
Cited
US1217393A
Cited
US1375595A
Cited
US1755665A
Cited
US1889228A
Cited
US2328770A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-09 | 1952-11-08 | 1953-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-09 | 1956-11-08 | 1957-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-09 | 1960-11-08 | 1961-05-10 | $7700.00 | Window Closed / Lapsed |