US2533091A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plural scale telemetering indicating system
Assignee: Liquidometer Corp
•
Filing: 1947-02-14
•
Granted: 1950-12-05
•
Expires: 1967-02-14
Abstract
No abstract record available.
Inventors
- 👤 Louis M Campani
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:18
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/30; G01F23/40; G01F23/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1263308A
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US1850640A
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US2154066A
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US2280775A
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US2405689A
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US2400190A
Cited
US2448461A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |