US2496670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyhydroxyalkyl ethers of carbohydrate gums
Assignee: General Mills Inc
•
Filing: 1947-06-19
•
Granted: 1950-02-07
•
Expires: 1967-06-19
Abstract
No abstract record available.
Inventors
- 👤 Owen A Moe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:16
CPC Classifications
C; C08; C08B; C08B37/00; C08B37/006; C08B37/0087; C08B37/009; C08B37/0093; C08B37/0096
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
16 words
A DIHYDROXPROPYL ETHER OF A GUM SELECTED FROM THE GROUP CONSISTING OF GLUCOMANNAN AND GALACTOMANNAN GUMS.
Claim 2
Dependent Claim
16 words
A DIHYDROXPROPYL ETHER OF A GUM SELECTED FROM THE GROUP CONSISTING OF GLUCOMANNAN AND GALACTOMANNAN GUMS.
References Cited (Backward Citations)
US2116867A
Cited
US2190179A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-06 | 1953-08-08 | 1954-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-06 | 1957-08-08 | 1958-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-06 | 1961-08-08 | 1962-02-07 | $7700.00 | Window Closed / Lapsed |