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Patent US1533680A successfully refreshed from Google Patents.
US1533680A
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Electrically-actuated gauge
Assignee: Individual
•
Filing: 1923-02-21
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Granted: 1925-04-14
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Expires: 1943-02-21
Abstract
No abstract record available.
Inventors
- 👤 Wiederhold Oscar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:04
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/30; G01F23/56; G01F23/60
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) | 1928-04-13 | 1928-10-13 | 1929-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-04-13 | 1932-10-13 | 1933-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-04-13 | 1936-10-13 | 1937-04-14 | $7700.00 | Window Closed / Lapsed |