US2620743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railroad car truck
Assignee: IND BROWNHOIST CORP
•
Filing: 1947-11-03
•
Granted: 1952-12-09
•
Expires: 1967-11-03
Abstract
No abstract record available.
Inventors
- 👤 Ernest W Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:09
CPC Classifications
B; B61; B61F; B61F5/00; B61F5/02; B61F5/16; B61F3/00; B61F3/02; B61F3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US243796A
Cited
US799315A
Cited
US1006731A
Cited
US1147210A
Cited
US1628262A
Cited
US2272426A
Cited
US2249467A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-09 | 1956-06-09 | 1956-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-09 | 1960-06-09 | 1960-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-09 | 1964-06-09 | 1964-12-09 | $7700.00 | Window Closed / Lapsed |