Patent US2584329A successfully refreshed from Google Patents.
US2584329A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hot-air deflector for tractors
Assignee: Individual
•
Filing: 1947-04-24
•
Granted: 1952-02-05
•
Expires: 1967-04-24
Abstract
No abstract record available.
Inventors
- 👤 Clyde E Clapper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:17
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/02; B60H1/14; B60H1/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1634828A
Cited
US1510608A
Cited
US1771679A
Cited
US2267227A
Cited
US2423748A
Cited
US2452834A
Cited
US2461974A
Cited
US2451553A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-04 | 1955-08-06 | 1956-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-04 | 1959-08-06 | 1960-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-04 | 1963-08-06 | 1964-02-05 | $7700.00 | Window Closed / Lapsed |