US3394170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of polyacyloxy alkadienes, alkenes, and alkanes
Assignee: Shell USA Inc
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Filing: 1966-06-27
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Granted: 1968-07-23
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Expires: 1986-06-27
Abstract
No abstract record available.
Inventors
- 👤 Charles F Kohll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:39
CPC Classifications
C; C08; C08F; C08F236/00; C08F236/02; C08F236/04; C07; C07C; C07C67/00; C07C67/28; C07C67/293
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |