Patent US2749535A successfully refreshed from Google Patents.
US2749535A
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Telemetering systems
Assignee: Westinghouse Electric Corp
•
Filing: 1951-11-23
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Granted: 1956-06-05
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Expires: 1971-11-23
Abstract
No abstract record available.
Inventors
- 👤 William F Cruess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:55
CPC Classifications
G; G08; G08C; G08C19/00; G08C19/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2324778A
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US1105492A
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US1498544A
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US1614678A
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US1832118A
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US2116372A
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US2372593A
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US2389275A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |