US2468602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Attachment for tractors
Assignee: Individual
•
Filing: 1945-10-26
•
Granted: 1949-04-26
•
Expires: 1965-10-26
Abstract
No abstract record available.
Inventors
- 👤 Perley P Lord
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:17
CPC Classifications
B; B62; B62D; B62D49/00; B62D49/02; A; A01; A01D; A01D87/00; A01D87/0053; A01D87/0069
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2001803A
Cited
US2304443A
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US2319921A
Cited
US2349335A
Cited
US2397303A
Cited
US2395622A
Cited
US2387656A
Cited
US2412323A
Cited
US2391224A
Cited
US2417021A
Cited
US2426544A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-25 | 1952-10-25 | 1953-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-25 | 1956-10-25 | 1957-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-25 | 1960-10-25 | 1961-04-26 | $7700.00 | Window Closed / Lapsed |