US3076301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas separation system
Assignee: Phillips Petroleum Co
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Filing: 1960-06-03
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Granted: 1963-02-05
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Expires: 1980-06-03
Abstract
No abstract record available.
Inventors
- 👤 Lewis B Roof
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:28
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/28; G01N1/34; G01N1/40; G01N1/4055; G01N2001/4066; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3021; Y10T137/304; Y10T137/3052; Y10T137/3068; Y10T137/3077; Y10T137/7287; Y10T137/7313; Y10T137/7316; Y10T137/7319
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
43 words
A METHOD FOR PREPARING A GAS SAMPLE STREAM FOR ANALYSIS, COMPRISING THE STEPS OF PASSING SAID GAS SAMPLE STREAM INTO THE LOWER END OF A CONTINUOUSLY REPLENISHED BODY OF SCRUBBING LIQUID, ACCUMULATING THE SCRUBBED GAS PASSED UPWARDLY THROUGH SAID BODY OF SCRUBBING LIQUID,
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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) | 1966-02-04 | 1966-08-06 | 1967-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-04 | 1970-08-06 | 1971-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-04 | 1974-08-06 | 1975-02-05 | $7700.00 | Window Closed / Lapsed |