US3086983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tetrakis (triphenyl or trialkyl) siloxyvanadium
Assignee: Millennium Petrochemicals Inc
•
Filing: 1961-03-29
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Granted: 1963-04-23
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Expires: 1981-03-29
Abstract
No abstract record available.
Inventors
- 👤 Howard J Cohen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:16
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/28; B; B01; B01J; B01J23/00; B01J23/16; B01J23/20; B01J23/22; B01J31/00; B01J31/16; B01J31/1608; B01J31/22; B01J31/2204; B01J31/2208; B01J31/2226; C07; C07F; C07F9/00; C07F9/005; B01J2231/00; B01J2231/10; B01J2231/12; B01J2531/00; B01J2531/50; B01J2531/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A COMPOUND OF THE FORMULA V OSI(R)3!4 WHEREIN R IS A MEMBER FROM THE GROUP CONSISTING OF ALKYL AND PHENYL RADICALS.
Claim 2
Dependent Claim
21 words
A COMPOUND OF THE FORMULA V OSI(R)3!4 WHEREIN R IS A MEMBER FROM THE GROUP CONSISTING OF ALKYL AND PHENYL RADICALS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |