Patent US2500122A successfully refreshed from Google Patents.
US2500122A
Expired / Lapsed
US
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Emulsions
Assignee: Wyeth Holdings LLC
•
Filing: 1947-12-20
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Granted: 1950-03-07
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Expires: 1967-12-20
Abstract
No abstract record available.
Inventors
- 👤 James K Dixon
- 👤 Russell L Morgan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:56
CPC Classifications
C; C09; C09K; C09K23/00; C09D; C09D5/00; C09D5/02; C09D5/022; C09K23/18; Y; Y10; Y10S; Y10S516/00; Y10S516/905; Y10S516/914; Y10S516/915
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
AN EMULSION OF A WATER-IMMISCIBLE MATERIAL IN WATER COMPRISING A WATER-IMMISCIBLE MATERIAL, WATER, AND, AS AN EMULSIFYING AGENT THEREFOR, FROM ABOUT 0.1% TO ABOUT 25% BY WEIGHT, BASED ON THE WEIGHT OF WATER-IMMISCIBLE MATERIAL, OF A COMPOUND REPRESENTED BY THE FORMULA
Claim 2
Dependent Claim
41 words
AN EMULSION OF A WATER-IMMISCIBLE MATERIAL IN WATER COMPRISING A WATER-IMMISCIBLE MATERIAL, WATER, AND, AS AN EMULSIFYING AGENT THEREFOR, FROM ABOUT 0.1% TO ABOUT 25% BY WEIGHT, BASED ON THE WEIGHT OF WATER-IMMISCIBLE MATERIAL, OF A COMPOUND REPRESENTED BY THE FORMULA
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) | 1953-03-06 | 1953-09-05 | 1954-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-06 | 1957-09-05 | 1958-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-06 | 1961-09-05 | 1962-03-07 | $7700.00 | Window Closed / Lapsed |