Patent US4253183A successfully refreshed from Google Patents.
Patent US2883345A successfully refreshed from Google Patents.
US2883345A
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Emulsion breaker
Assignee: Bowser Inc
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Filing: 1954-01-28
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Granted: 1959-04-21
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Expires: 1974-01-28
Abstract
No abstract record available.
Inventors
- 👤 Jack A Taylor
- 👤 George J Topol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:53
CPC Classifications
B; B01; B01D; B01D17/00; B01D17/02; B01D17/04; B01D17/045; C; C10; C10G; C10G33/00; C10G33/06; Y; Y10; Y10S; Y10S210/00; Y10S210/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
AN ELEMENT FOR BREAKING A COLLOIDAL DISPERSION IN A LIQUID OF FLUID IMMISCIBLE WITH SAID LIQUID COMPRISING, IN COMBINATION, A NUMBER OF LAMINATIONS OF A POROUS RESIN IMPREGNATED SHEET, DISPOSED IN SURFACE CONTACTING LAYERS TO FORM A CARTRIDGE HAVING SPACED INLET AND OUTLET SURFACES AND EXPOSED EDGES, SEALING MEANS DISPOSED IN SEALING RELATION TO CERTAIN OF THE EXPOSED EDGES SO AS TO PREVENT COMMUNICATION BETWEEN THE EDGES DISPOSED BETWEEN THE SEALING MEANS AND THE INLET SURFACE AND THE
Claim 2
Dependent Claim
78 words
AN ELEMENT FOR BREAKING A COLLOIDAL DISPERSION IN A LIQUID OF FLUID IMMISCIBLE WITH SAID LIQUID COMPRISING, IN COMBINATION, A NUMBER OF LAMINATIONS OF A POROUS RESIN IMPREGNATED SHEET, DISPOSED IN SURFACE CONTACTING LAYERS TO FORM A CARTRIDGE HAVING SPACED INLET AND OUTLET SURFACES AND EXPOSED EDGES, SEALING MEANS DISPOSED IN SEALING RELATION TO CERTAIN OF THE EXPOSED EDGES SO AS TO PREVENT COMMUNICATION BETWEEN THE EDGES DISPOSED BETWEEN THE SEALING MEANS AND THE INLET SURFACE AND THE
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) | 1962-04-20 | 1962-10-20 | 1963-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-20 | 1966-10-20 | 1967-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-20 | 1970-10-20 | 1971-04-21 | $7700.00 | Window Closed / Lapsed |