US2705018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controls
Assignee: Elster American Meter Co LLC
•
Filing: 1951-02-07
•
Granted: 1955-03-29
•
Expires: 1971-02-07
Abstract
No abstract record available.
Inventors
- 👤 Robert B Gray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:57
CPC Classifications
G; G01; G01D; G01D5/00; G01D5/02; G01D5/04; G05; G05D; G05D23/00; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2409; Y10T137/2452
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1471504A
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US2304782A
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US2441405A
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US2358032A
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US2360889A
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US2431297A
Cited
US2520468A
Cited
US2512561A
Cited
US2529875A
Cited
US2633858A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-28 | 1958-09-27 | 1959-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-28 | 1962-09-27 | 1963-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-28 | 1966-09-27 | 1967-03-29 | $7700.00 | Window Closed / Lapsed |