US3026757A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Gibbs Manufacturing and Research Corp
•
Filing: 1958-11-24
•
Granted: 1962-03-27
•
Expires: 1978-11-24
Abstract
No abstract record available.
Inventors
- 👤 Robert J Ziehlke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:28
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/18; G10H1/181
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1930898A
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US2142580A
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US2088205A
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US2570701A
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US2513109A
Cited
US2535323A
Cited
US2817708A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-26 | 1965-09-25 | 1966-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-26 | 1969-09-25 | 1970-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-26 | 1973-09-25 | 1974-03-27 | $7700.00 | Window Closed / Lapsed |