Patent US3460125A successfully refreshed from Google Patents.
US3460125A
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Method and apparatus for detecting gaseous impurities
Assignee: THERMAL IND OF FLORIDA Inc
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Filing: 1967-05-05
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Granted: 1969-08-05
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Expires: 1987-05-05
Abstract
No abstract record available.
Inventors
- 👤 Leonard N Liebermann
- 👤 Stanley H Lai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:35
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/62; G01N21/66; G01N21/69; G01M; G01M3/00; G01M3/02; G01M3/04; G01M3/16; G01M3/20; G01M3/40; G01R; G01R31/00; G01R31/12; G01R31/1227; G01R31/1263; G01R31/1281
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) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |