US2732309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the production of cold
Assignee: —
•
Filing: —
•
Granted: 1956-01-24
•
Expires: 1973-01-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:11
CPC Classifications
C; C08; C08B; C08B31/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
COLD WATER DISPERSIBLE, COLD WATER SOLUBLE STARCH IN DRY FORM CONSISTING ESSENTIALLY OF A COMPLETELY GELATINIZED LOWER ALKYL STARCH ETHER WITH A DEGREE OF SUBSTITUTION WITHIN THE RANGE OF ABOUT 0.02 TO ABOUT 0.1 AND DEGRADED TO A FLUIDITY LEVEL WITHIN THE RANGE OF ABOUT 40 TO ABOUT 90.
Claim 2
Dependent Claim
49 words
COLD WATER DISPERSIBLE, COLD WATER SOLUBLE STARCH IN DRY FORM CONSISTING ESSENTIALLY OF A COMPLETELY GELATINIZED LOWER ALKYL STARCH ETHER WITH A DEGREE OF SUBSTITUTION WITHIN THE RANGE OF ABOUT 0.02 TO ABOUT 0.1 AND DEGRADED TO A FLUIDITY LEVEL WITHIN THE RANGE OF ABOUT 40 TO ABOUT 90.
References Cited (Backward Citations)
US1020655A
Cited
FR412377A
Cited
GB179765A
Cited
US1257307A
Cited
GB188992A
Cited
FR701868A
Cited
US2174760A
Cited
US2541773A
Cited
US2424050A
Cited
US2559043A
Cited
US2609326A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-23 | 1959-07-25 | 1960-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-23 | 1963-07-25 | 1964-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-23 | 1967-07-25 | 1968-01-24 | $7700.00 | Window Closed / Lapsed |