US2483909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tilting animal chute
Assignee: Individual
•
Filing: 1945-01-29
•
Granted: 1949-10-04
•
Expires: 1965-01-29
Abstract
No abstract record available.
Inventors
- 👤 Robert C Keirsey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:10
CPC Classifications
A; A01; A01K; A01K1/00; A01K1/06; A01K1/0613; A61; A61D; A61D3/00; A61D2003/003; A61D2003/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2084255A
Cited
US1135004A
Cited
US1388258A
Cited
US1455101A
Cited
US2000122A
Cited
US2268707A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-03 | 1953-04-04 | 1953-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-03 | 1957-04-04 | 1957-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-03 | 1961-04-04 | 1961-10-04 | $7700.00 | Window Closed / Lapsed |