US2662212A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telemetering mechanism for chart recorders
Assignee: CLEGG
•
Filing: 1951-05-14
•
Granted: 1953-12-08
•
Expires: 1971-05-14
Abstract
No abstract record available.
Inventors
- 👤 Clegg Douglas
- 👤 Leif E Jenssen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:57
CPC Classifications
G; G01; G01D; G01D11/00; G01D11/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE502066C
Cited
US947266A
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DE502065C
Cited
US2004421A
Cited
AU1604234A
Cited
US2313649A
Cited
US2303216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-07 | 1957-06-08 | 1957-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-07 | 1961-06-08 | 1961-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-07 | 1965-06-08 | 1965-12-08 | $7700.00 | Window Closed / Lapsed |