US3437509A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for coagulation of emulsions with steam containing,as a vapor,a material which reduces emulsion stability
Assignee: Lantor Ltd
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Filing: 1965-04-22
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Granted: 1969-04-08
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Expires: 1985-04-22
Abstract
No abstract record available.
Inventors
- 👤 Hubert Jean Marie Coisne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:59
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/58; D04H1/587; C; C04; C04B; C04B35/00; C04B35/01; C04B35/26; C04B35/2675; C08; C08C; C08C1/00; C08C1/14; D04H1/42; D04H1/425; D04H1/4258; D04H1/4266; D04H1/64; D04H1/645; D04H1/68; D06; D06M; D06M11/00; D06M11/01; D06M11/05; D06M15/00; D06M15/01; D06M15/17; D06M15/19; D06M15/21; D06M15/227; D06M15/233; D06M15/263; D06M15/327; D06M15/333; D06M15/693; D06N; D06N3/00; D06N3/04; D06N3/042; D06N3/06; D06N3/10; D21; D21H; D21H17/00; D21H17/20; D21H17/33; D21H17/34; D21H17/60; D21H23/00; D21H23/02; D21H23/22; D21H23/32; D21H23/42; D21H23/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1803936A
Cited
US1908719A
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US2089925A
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US2467233A
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US2526431A
Cited
US2874069A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |