US2832200A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus
Assignee: Elster Metering Holdings Ltd
•
Filing: 1954-12-10
•
Granted: 1958-04-29
•
Expires: 1974-12-10
Abstract
No abstract record available.
Inventors
- 👤 Grout John Arthur Munford
- 👤 Cooke Gordon Pelham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:19
CPC Classifications
G; G05; G05B; G05B9/00; G05B9/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US250103A
Cited
US2503956A
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US2339469A
Cited
US2339024A
Cited
US2470415A
Cited
US2623502A
Cited
US2616264A
Cited
US2721447A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-28 | 1961-10-28 | 1962-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-28 | 1965-10-28 | 1966-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-28 | 1969-10-28 | 1970-04-29 | $7700.00 | Window Closed / Lapsed |