Patent US3028431A successfully refreshed from Google Patents.
US3028431A
Expired / Lapsed
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Process for preparing organoleptic materials
Assignee: Akzo Nobel Paints LLC
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Filing: 1957-05-13
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Granted: 1962-04-03
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Expires: 1977-05-13
Abstract
No abstract record available.
Inventors
- 👤 Robert L Webb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:19
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/132; C07C29/60; C07C31/00; C07C31/18; C07C31/20; C07C45/00; C07C45/002; C07C45/61; C07C45/65; C07C45/66
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
THE PROCESS WHICH COMPRISES HYDROGENATING A COMPOUND OF THE GENERAL FORMULA
Claim 2
Dependent Claim
11 words
THE PROCESS WHICH COMPRISES HYDROGENATING A COMPOUND OF THE GENERAL FORMULA
References Cited (Backward Citations)
US1418448A
Cited
US1587661A
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US2173114A
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US2143383A
Cited
US2286034A
Cited
US2510914A
Cited
US2902495A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-02 | 1965-10-02 | 1966-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-02 | 1969-10-02 | 1970-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-02 | 1973-10-02 | 1974-04-03 | $7700.00 | Window Closed / Lapsed |