Patent US2546960A successfully refreshed from Google Patents.
US2546960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gamma nitro-gamma, gamma dicarbalkoxy-butyraldehydes and process
Assignee: General Mills Inc
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Filing: 1948-02-24
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Granted: 1951-04-03
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Expires: 1968-02-24
Abstract
No abstract record available.
Inventors
- 👤 Owen A Moe
- 👤 Donald T Warner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:54
CPC Classifications
C; C07; C07C; C07C205/00; C07C205/49; C07C205/50; C07C205/51
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
ALDEHYDO COMPOUNDS HAVING THE FOLLOWING FORMULA:
Claim 2
Dependent Claim
6 words
ALDEHYDO COMPOUNDS HAVING THE FOLLOWING FORMULA:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-02 | 1954-10-02 | 1955-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-02 | 1958-10-02 | 1959-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-02 | 1962-10-02 | 1963-04-03 | $7700.00 | Window Closed / Lapsed |