US2477673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchromotor driven indicating instrument
Assignee: Individual
•
Filing: 1946-07-16
•
Granted: 1949-08-02
•
Expires: 1966-07-16
Abstract
No abstract record available.
Inventors
- 👤 Weisman Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:00
CPC Classifications
G; G01; G01D; G01D13/00; G01D13/02; G01D13/04; G01D13/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1197212A
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US1150054A
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US1166034A
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US1527768A
Cited
DE385652C
Cited
US1554915A
Cited
US1743794A
Cited
US2074066A
Cited
US2432772A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-01 | 1953-01-31 | 1953-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-01 | 1957-01-31 | 1957-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-01 | 1961-01-31 | 1961-08-02 | $7700.00 | Window Closed / Lapsed |