US2688949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Animal energized rotating calf cradle
Assignee: Individual
•
Filing: 1952-09-05
•
Granted: 1954-09-14
•
Expires: 1972-09-05
Abstract
No abstract record available.
Inventors
- 👤 Butts Claud
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:30
CPC Classifications
A; A61; A61D; A61D3/00; A01; A01K; A01K1/00; A01K1/06; A01K1/0613
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1517573A
Cited
US2183470A
Cited
US2214969A
Cited
US2446769A
Cited
US2458582A
Cited
US2581735A
Cited
US2566013A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-13 | 1958-03-15 | 1958-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-13 | 1962-03-15 | 1962-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-13 | 1966-03-15 | 1966-09-14 | $7700.00 | Window Closed / Lapsed |