US2345343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sprocket gear and method of making the same
Assignee: Old Carco LLC
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Filing: 1942-01-29
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Granted: 1944-03-28
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Expires: 1962-01-29
Abstract
No abstract record available.
Inventors
- 👤 Kaufman T Keller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:18
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/12; B21; B21K; B21K1/00; B21K1/28; B21K1/30; Y; Y10; Y10S; Y10S29/00; Y10S29/047; Y10T; Y10T29/00; Y10T29/49; Y10T29/49462; Y10T29/49467; Y10T29/49474; Y10T74/00; Y10T74/19; Y10T74/19949; Y10T74/19963
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) | 1947-03-28 | 1947-09-27 | 1948-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-03-28 | 1951-09-27 | 1952-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-03-28 | 1955-09-27 | 1956-03-28 | $7700.00 | Window Closed / Lapsed |