US2953586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for preparing organo-metallic compounds
Assignee: Union Carbide Corp
•
Filing: 1956-10-01
•
Granted: 1960-09-20
•
Expires: 1976-10-01
Abstract
No abstract record available.
Inventors
- 👤 Hafner Walter
- 👤 Fischer Ernst Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:12
CPC Classifications
B; B01; B01J; B01J31/00; B01J31/02; B01J31/12; B01J31/14; B01J31/146; B01J31/16; B01J31/22; B01J31/2282; B01J31/2295; B01J31/26; C; C07; C07F; C07F17/00; C07F5/00; C07F5/02; C07F5/027; C07F5/06; C07F5/069; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/30; C10L1/305; C23; C23C; C23C16/00; C23C16/06; C23C16/18; B01J2231/00; B01J2231/50; B01J2231/52; B01J2231/60; B01J2231/64; B01J2231/641; B01J2231/70; B01J2531/00; B01J2531/40; B01J2531/46; B01J2531/50; B01J2531/60; B01J2531/62; B01J2531/80; B01J2531/82; B01J2531/821; B01J2531/825; B01J2531/84; B01J2531/842; B01J27/00; B01J27/06; B01J27/08; B01J27/10; B01J27/125; B01J31/1616; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12806; Y10T428/12812; Y10T428/12826; Y10T428/12847; Y10T428/12854; Y10T428/12861; Y10T428/12903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A PROCESS FOR PRODUCING A CATIONIC ORGANO-TRANSITION ELEMENT CHEMICAL ENTITY WHICH COMPRISES REACTING IN LIQUID PHASE UNDER ANHYDROUS CONDITIONS AN ORGANIC AROMATIC HYDROCARBON COMPOUND SELECTED FROM THE GROUP CONSISTING OF AN AROMATIC HYDROCARBON COMPOUND HAVING AN ISOLATED BENZENE RING AND ARYL SUBSTITUTED BENZENES, A TRANSITION ELEMENT HALIDE AND AN ALUMINUM HALIDE.
Claim 2
Dependent Claim
51 words
A PROCESS FOR PRODUCING A CATIONIC ORGANO-TRANSITION ELEMENT CHEMICAL ENTITY WHICH COMPRISES REACTING IN LIQUID PHASE UNDER ANHYDROUS CONDITIONS AN ORGANIC AROMATIC HYDROCARBON COMPOUND SELECTED FROM THE GROUP CONSISTING OF AN AROMATIC HYDROCARBON COMPOUND HAVING AN ISOLATED BENZENE RING AND ARYL SUBSTITUTED BENZENES, A TRANSITION ELEMENT HALIDE AND AN ALUMINUM HALIDE.
References Cited (Backward Citations)
US1912878A
Cited
US2408187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |