Patent US2967987A successfully refreshed from Google Patents.
US2967987A
Expired / Lapsed
US
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Synchronizing apparatus
Assignee: Eugen Bauer GmbH
•
Filing: 1956-04-23
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Granted: 1961-01-10
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Expires: 1976-04-23
Abstract
No abstract record available.
Inventors
- 👤 Reinsch Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:59
CPC Classifications
G; G03; G03B; G03B31/00; G03B31/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1777418A
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US1939338A
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GB332924A
Cited
US2074517A
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US2394361A
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US2486082A
Cited
GB646272A
Cited
US2693127A
Cited
US2760137A
Cited
US2716723A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-10 | 1964-07-11 | 1965-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-10 | 1968-07-11 | 1969-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-10 | 1972-07-11 | 1973-01-10 | $7700.00 | Window Closed / Lapsed |