Patent US3038895A successfully refreshed from Google Patents.
US3038895A
Expired / Lapsed
US
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Water-dispersible, partially substituted derivatives of amylose
Assignee: Ingredion Inc
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Filing: 1957-12-06
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Granted: 1962-06-12
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Expires: 1977-12-06
Abstract
No abstract record available.
Inventors
- 👤 Morton W Rutenberg
- 👤 Jarowenko Wadym
- 👤 Lawrence J Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:44
CPC Classifications
C; C08; C08B; C08B33/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
AN AMYLOSE DERIVATIVE SELECTED FROM THE CLASS CONSISTING OF ESTERS AND ETHERS OF AMYLOSE COMPRISING AMYLOSE WHOSE MOLECULE CONTAINS SUBSTITUENT BRANCHES TO AN EXTENT EQUIVALENT TO A DEGRE OF SUBSTITUENT WITHIN THE RANGE OF APPROXIMATELY 0.02 TO 0.15, SAID AMYLOSE DERIVATIVE BEING CHARACTERIZED BY MORE READY DISPERSIBILITY IN WATER TO FORM MORE STABLE DISPERSIONS, AS COMPARED TO THE CORRESPONDING UNTREATED AMYLOSE, AND THE ABILITY TO FORM WATER-RESISTANT FILMS.
Claim 2
Dependent Claim
68 words
AN AMYLOSE DERIVATIVE SELECTED FROM THE CLASS CONSISTING OF ESTERS AND ETHERS OF AMYLOSE COMPRISING AMYLOSE WHOSE MOLECULE CONTAINS SUBSTITUENT BRANCHES TO AN EXTENT EQUIVALENT TO A DEGRE OF SUBSTITUENT WITHIN THE RANGE OF APPROXIMATELY 0.02 TO 0.15, SAID AMYLOSE DERIVATIVE BEING CHARACTERIZED BY MORE READY DISPERSIBILITY IN WATER TO FORM MORE STABLE DISPERSIONS, AS COMPARED TO THE CORRESPONDING UNTREATED AMYLOSE, AND THE ABILITY TO FORM WATER-RESISTANT FILMS.
References Cited (Backward Citations)
US2541773A
Cited
US2656571A
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US2608723A
Cited
US2599620A
Cited
US2802000A
Cited
US2822581A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |