Patent US2609397A successfully refreshed from Google Patents.
US2609397A
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Primary alcohol composition
Assignee: EIDP Inc
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Filing: 1948-07-24
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Granted: 1952-09-02
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Expires: 1968-07-24
Abstract
No abstract record available.
Inventors
- 👤 William F Gresham
- 👤 Michael A Kubico
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:41
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/132; C07C29/136; C07C29/14; C07C29/141; C07C29/16; C07C31/00; C07C31/02; C07C31/125; C07C45/00; C07C45/49; C07C45/50; C12; C12C; C12C11/00; C12C11/02
Claims Analysis
Total Claims: 0
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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) | 1955-09-02 | 1956-03-03 | 1956-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-02 | 1960-03-03 | 1960-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-02 | 1964-03-03 | 1964-09-02 | $7700.00 | Window Closed / Lapsed |