US2767506A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Float
Assignee: Individual
•
Filing: 1952-11-12
•
Granted: 1956-10-23
•
Expires: 1972-11-12
Abstract
No abstract record available.
Inventors
- 👤 William H Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:49
CPC Classifications
A; A01; A01K; A01K93/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CA457034A
Cited
US514034A
Cited
US575674A
Cited
US472487A
Cited
US1622831A
Cited
US1575216A
Cited
US2231270A
Cited
US2280457A
Cited
US2255853A
Cited
US2376958A
Cited
US2415692A
Cited
US2496334A
Cited
US2627693A
Cited
US2670560A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-23 | 1960-04-23 | 1960-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-23 | 1964-04-23 | 1964-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-23 | 1968-04-23 | 1968-10-23 | $7700.00 | Window Closed / Lapsed |