US3487112A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vapor phase hydroformylation process
Assignee: Monsanto Co
•
Filing: 1967-06-05
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Granted: 1969-12-30
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Expires: 1987-06-05
Abstract
No abstract record available.
Inventors
- 👤 Frank E Paulik
- 👤 Ken K Robinson
- 👤 James F Roth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:26
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/49; C07C45/50; B; B01; B01J; B01J31/00; B01J31/16; B01J31/18; B01J31/1845; B01J31/185; B01J31/20; B01J31/24; B01J31/2404; C07C1/00; C07C1/20; C07C1/207; C07C1/2076; B01J2231/00; B01J2231/30; B01J2231/32; B01J2231/321; B01J2531/00; B01J2531/80; B01J2531/82; B01J2531/822; B01J2531/827; B01J2531/828; B01J2531/84; B01J2531/845; B01J31/1895
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2880241A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |