US2897708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic driving center
Assignee: Individual
•
Filing: 1953-08-03
•
Granted: 1959-08-04
•
Expires: 1973-08-03
Abstract
No abstract record available.
Inventors
- 👤 Kostyrka Thaddeus Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:33
CPC Classifications
B; B23; B23B; B23B33/00; B23B33/005; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2568; Y10T82/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US99269A
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US1320660A
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DE380160C
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US1829619A
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DE579270C
Cited
US2392186A
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US2426376A
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US2545852A
Cited
US2576704A
Cited
US2704006A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-03 | 1963-02-02 | 1963-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-03 | 1967-02-02 | 1967-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-03 | 1971-02-02 | 1971-08-04 | $7700.00 | Window Closed / Lapsed |