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Patent US3048577A successfully refreshed from Google Patents.
US3048577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sugar ethers
Assignee: Monsanto Chemicals Ltd
•
Filing: 1958-12-05
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Granted: 1962-08-07
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Expires: 1978-12-05
Abstract
No abstract record available.
Inventors
- 👤 Van R Gaertner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:33
CPC Classifications
C; C07; C07H; C07H15/00; C07H15/02; C07H15/04; C07H15/08; C08; C08B; C08B37/00; C08B37/0006; C08B37/0009; C08B37/0021
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
AN ETHER OF THE FORMULA
Claim 2
Dependent Claim
5 words
AN ETHER OF THE FORMULA
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) | 1965-08-06 | 1966-02-05 | 1966-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-06 | 1970-02-05 | 1970-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-06 | 1974-02-05 | 1974-08-07 | $7700.00 | Window Closed / Lapsed |