US3150993A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Starch composition
Assignee: Primary Products Ingredients Americas LLC
•
Filing: 1962-06-26
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Granted: 1964-09-29
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Expires: 1982-06-26
Abstract
No abstract record available.
Inventors
- 👤 Hanson Cleo Eldred
- 👤 John V Tuschhoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:19
CPC Classifications
C; C08; C08B; C08B31/00; C08B31/18; C08B31/185
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
AN ENZYME CONVERTING STARCH COMPOSITION COMPRISING A HYPOCHLORITE OXIDIZED STARCH ACYLATE WHEREIN SAID ACYLATE IS SELECTED FROM THE GROUP CONSISTING OF ACETATE AND PROPIONATE, HAVING AN ACYL D.S. OF ABOUT 0.01 TO ABOUT 0.12 AND A COLOR STABILIZER SELECTED FROM THE GROUP CONSISTING OF ETHYLENEDIAMINE POLYACETIC ACID AND ITS WATERSOLUBLE SALTS.
Claim 2
Dependent Claim
51 words
AN ENZYME CONVERTING STARCH COMPOSITION COMPRISING A HYPOCHLORITE OXIDIZED STARCH ACYLATE WHEREIN SAID ACYLATE IS SELECTED FROM THE GROUP CONSISTING OF ACETATE AND PROPIONATE, HAVING AN ACYL D.S. OF ABOUT 0.01 TO ABOUT 0.12 AND A COLOR STABILIZER SELECTED FROM THE GROUP CONSISTING OF ETHYLENEDIAMINE POLYACETIC ACID AND ITS WATERSOLUBLE SALTS.
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) | 1967-09-29 | 1968-03-30 | 1968-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-29 | 1972-03-30 | 1972-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-29 | 1976-03-30 | 1976-09-29 | $7700.00 | Window Closed / Lapsed |