US3159658A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organo-metallic compounds and process therefor
Assignee: Union Carbide Corp
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Filing: 1961-05-18
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Granted: 1964-12-01
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Expires: 1981-05-18
Abstract
No abstract record available.
Inventors
- 👤 Fischer Ernst Otto
- 👤 Werner Helmut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:20
CPC Classifications
C; C23; C23C; C23C16/00; C23C16/06; C23C16/18; B; B01; B01J; B01J31/00; B01J31/16; B01J31/22; B01J31/2282; B01J31/2295; C03; C03C; C03C17/00; C03C17/06; C07; C07F; C07F15/00; C07F15/0006; C07F15/006; C07F17/00; B01J2531/00; B01J2531/80; B01J2531/82; B01J2531/824; B01J2531/828; B01J31/20; C03C2217/00; C03C2217/20; C03C2217/25; C03C2217/251
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
5 words
ORGANO-METALLIC COMPOUNDS HAVING THE FORMULA:
Claim 2
Dependent Claim
5 words
ORGANO-METALLIC COMPOUNDS HAVING THE FORMULA:
Claim 3
Dependent Claim
5 words
ORGANO-METALLIC COMPOUNDS HAVING THE FORMULA:
Claim 4
Dependent Claim
5 words
ORGANO-METALLIC COMPOUNDS HAVING THE FORMULA:
References Cited (Backward Citations)
US1214952A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |