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US3410057A
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Method for gas-liquid disentrainment operations
Assignee: Individual
•
Filing: 1966-09-28
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Granted: 1968-11-12
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Expires: 1986-09-28
Abstract
No abstract record available.
Inventors
- 👤 Bernard J Lerner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:51
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/30; B01J19/305; B01J2219/00; B01J2219/30; B01J2219/302; B01J2219/30257; B01J2219/30296; B01J2219/304; B01J2219/30408; Y; Y10; Y10S; Y10S261/00; Y10S261/72; Y10S55/00; Y10S55/13; Y10S55/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB171772A
Cited
US1654925A
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US2095460A
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US2921776A
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GB858127A
Cited
US2961710A
Cited
GB931853A
Cited
US3190057A
Cited
US3266787A
Cited
US3293174A
Cited
US3227429A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |