US3147286A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the preparation of halogenated glycidyl ethers
Assignee: BASF Schweiz AG
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Filing: 1961-09-12
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Granted: 1964-09-01
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Expires: 1981-09-12
Abstract
No abstract record available.
Inventors
- 👤 Leumann Ernst
- 👤 Batzer Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:59
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/12; C07D303/18; C07D303/20; C07D303/22; C07D303/24; C08; C08G; C08G59/00; C08G59/14; C08G59/1405; C08G59/18; C08G59/20; C08G59/22; C08G59/24; C08G59/30
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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |