US1274635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Measuring device.
Assignee: Westinghouse Electric Corp
•
Filing: 1915-09-10
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Granted: 1918-08-06
•
Expires: 1935-09-10
Abstract
No abstract record available.
Inventors
- 👤 William Tschudy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:25
CPC Classifications
G; G01; G01L; G01L21/00; G01L21/10; G01L21/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1921-08-05 | 1922-02-04 | 1922-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-08-05 | 1926-02-04 | 1926-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-08-05 | 1930-02-04 | 1930-08-06 | $7700.00 | Window Closed / Lapsed |