US3449736A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Meter reading system
Assignee: Stewart Warner Corp
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Filing: 1968-02-23
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Granted: 1969-06-10
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Expires: 1988-02-23
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Little
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:02
CPC Classifications
G; G06; G06M; G06M1/00; G06M1/27; G06M1/276; G01; G01F; G01F15/00; G01F15/06; G01F15/061; G01F15/063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-09 | 1972-12-09 | 1973-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-09 | 1976-12-09 | 1977-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-09 | 1980-12-09 | 1981-06-10 | $7700.00 | Window Closed / Lapsed |