Patent US2928276A successfully refreshed from Google Patents.
US2928276A
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Means for measuring thermoelectrically a constituent of an atmosphere
Assignee: Honeywell Inc
•
Filing: 1953-10-30
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Granted: 1960-03-15
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Expires: 1973-10-30
Abstract
No abstract record available.
Inventors
- 👤 Richard B Beard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:54
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/002; G01N15/00; G01N15/08; G01N27/02; G01N27/04; G01N27/12; G01N7/00; G01N7/10
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |