US3075958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of polymerization products of olefine hydrocarbons with a catalyst of an alkali metal hydride aluminum, chloride, and titanium chloride
Assignee: BASF SE
•
Filing: 1956-06-18
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Granted: 1963-01-29
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Expires: 1976-06-18
Abstract
No abstract record available.
Inventors
- 👤 Kastning Ernst-Guenther
- 👤 Wisseroth Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:23
CPC Classifications
C; C08; C08F; C08F10/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE874215C
Cited
US2567972A
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US2773053A
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BE538782A
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US2721189A
Cited
US2959579A
Cited
US2919267A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |