US2931802A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixed esters of glucose and sucrose
Assignee: Eastman Kodak Co
•
Filing: 1958-04-30
•
Granted: 1960-04-05
•
Expires: 1978-04-30
Abstract
No abstract record available.
Inventors
- 👤 George P Touey
- 👤 Herman E Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:53
CPC Classifications
C; C07; C07H; C07H13/00; C07H13/02; C07H13/04; C07H13/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
3 words
SUCROSE ACETATE ISOBUTYRATE.
Claim 2
Dependent Claim
3 words
SUCROSE ACETATE ISOBUTYRATE.
References Cited (Backward Citations)
US1938044A
Cited
US1959590A
Cited
US2013034A
Cited
US2024651A
Cited
US2174541A
Cited
GB552161A
Cited
US2671779A
Cited
US2828303A
Cited
US2828304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-05 | 1963-10-05 | 1964-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-05 | 1967-10-05 | 1968-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-05 | 1971-10-05 | 1972-04-05 | $7700.00 | Window Closed / Lapsed |