Patent US2947786A successfully refreshed from Google Patents.
US2947786A
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Substituted unsaturated aldehydes
Assignee: Eastman Kodak Co
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Filing: 1958-04-14
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Granted: 1960-08-02
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Expires: 1978-04-14
Abstract
No abstract record available.
Inventors
- 👤 Kent C Brannock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:42
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/51; C07C45/511; C07C45/515; C07C45/61; C07C45/67; C07C45/68; C07C45/70; C07C45/71; C07C47/00; C07C47/20; C07C47/21; C07C47/38; C07C47/45
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
A SUBSTITUATED UNSATURATED ALDEHYDE SELECTED FROM THE GROUP CONSISTING OF 2,2-DIMETHYL-4-PENTENAL, 2-ETHYL2-METHYL-4-PENTENAL, 2,2,4-TRIMETHYL-4-PENTENAL, 2,2-DIMETHYL-4-HEPTENAL, 1-ALLYL-CYCLOHEXANE, CARBOXALDEHYDE, 1-ALLYL-CYCLOPENTANECARBOXALDEHYDE,AND 2-ALLYL-NORCAMPHANE-2-CARBOXALDEHYDE.
Claim 2
Dependent Claim
18 words
A SUBSTITUATED UNSATURATED ALDEHYDE SELECTED FROM THE GROUP CONSISTING OF 2,2-DIMETHYL-4-PENTENAL, 2-ETHYL2-METHYL-4-PENTENAL, 2,2,4-TRIMETHYL-4-PENTENAL, 2,2-DIMETHYL-4-HEPTENAL, 1-ALLYL-CYCLOHEXANE, CARBOXALDEHYDE, 1-ALLYL-CYCLOPENTANECARBOXALDEHYDE,AND 2-ALLYL-NORCAMPHANE-2-CARBOXALDEHYDE.
References Cited (Backward Citations)
US2501144A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |