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US3344148A
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US
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4, 4-substituted-1, 3-dioxolanes and preparing them
Assignee: Olin Corp
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Filing: 1965-10-29
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Granted: 1967-09-26
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Expires: 1985-10-29
Abstract
No abstract record available.
Inventors
- 👤 Heinz J Dietrich
- 👤 Joseph V Karabinos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:47
CPC Classifications
C; C07; C07D; C07D317/00; C07D317/08; C07D317/10; C07D317/14; C07D317/26; C07D317/18; C07D317/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2578861A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |