US2754464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Measuring and control device for dynamoelectric machines
Assignee: Siemens Schuckertwerke AG
•
Filing: 1955-01-13
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Granted: 1956-07-10
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Expires: 1975-01-13
Abstract
No abstract record available.
Inventors
- 👤 Wizenez Leopold
- 👤 Fraunberger Ferdinand
- 👤 Kuhrt Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:26
CPC Classifications
G; G01; G01R; G01R31/00; G01R31/34; G01R33/00; G01R33/02; G01R33/06; G01R33/07; Y; Y10; Y10S; Y10S73/00; Y10S73/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2512325A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-10 | 1960-01-09 | 1960-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-10 | 1964-01-09 | 1964-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-10 | 1968-01-09 | 1968-07-10 | $7700.00 | Window Closed / Lapsed |