US2875535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bulldozer
Assignee: Motors Liquidation Co
•
Filing: 1954-09-14
•
Granted: 1959-03-03
•
Expires: 1974-09-14
Abstract
No abstract record available.
Inventors
- 👤 Russell C Williams
- 👤 Edwin J Selyem
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:53
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/76; E02F3/7609; E02F3/7618
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1890228A
Cited
US1981287A
Cited
US1976597A
Cited
US2163662A
Cited
US2452774A
Cited
US2526589A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-02 | 1962-09-01 | 1963-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-02 | 1966-09-01 | 1967-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-02 | 1970-09-01 | 1971-03-03 | $7700.00 | Window Closed / Lapsed |