US3433839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the production of a mixture of alicyclic hydroxyaldehydes
Assignee: Takasago International Corp
•
Filing: 1967-05-08
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Granted: 1969-03-18
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Expires: 1987-05-08
Abstract
No abstract record available.
Inventors
- 👤 Tatsuo Moroe
- 👤 Akira Komatsu
- 👤 Takeshi Matsui
- 👤 Kuniaki Ueda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:42
CPC Classifications
C; C07; C07C; C07C403/00; C07C403/06; C07C403/08; C07C407/00; C07C409/00; C07C409/02; C07C409/04; C11; C11B; C11B9/00; C11B9/0026; C11B9/0034; C07C2601/00; C07C2601/12; C07C2601/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1944732A
Cited
US2947780A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |