US1620668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steering mechanism for creeper tractors
Assignee: BROWN HOISTING MACHINERY Co
•
Filing: 1926-03-05
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Granted: 1927-03-15
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Expires: 1946-03-05
Abstract
No abstract record available.
Inventors
- 👤 Louis P Lipps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:11
CPC Classifications
B; B62; B62D; B62D11/00; B62D11/02; B62D11/06; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19112; Y10T74/19116
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1930-03-14 | 1930-09-13 | 1931-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-03-14 | 1934-09-13 | 1935-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-03-14 | 1938-09-13 | 1939-03-15 | $7700.00 | Window Closed / Lapsed |