US2665185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pencil chart mechanism
Assignee: Landis and Gyr Metering Inc
•
Filing: 1949-04-14
•
Granted: 1954-01-05
•
Expires: 1969-04-14
Abstract
No abstract record available.
Inventors
- 👤 Louis A Paine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:53
CPC Classifications
G; G01; G01D; G01D15/00; G01D15/34; G01D15/345
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1139466A
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US1169508A
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US1138785A
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US2285859A
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US2268705A
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US2305504A
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US2590459A
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US2531948A
Cited
US2505300A
Cited
US2514974A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-04 | 1957-07-06 | 1958-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-04 | 1961-07-06 | 1962-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-04 | 1965-07-06 | 1966-01-05 | $7700.00 | Window Closed / Lapsed |