US3152158A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing tetrakis (triorganophosphite) nickel compounds
Assignee: Cities Service Research and Development Co
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Filing: 1961-01-23
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Granted: 1964-10-06
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Expires: 1981-01-23
Abstract
No abstract record available.
Inventors
- 👤 Reginald F Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:45
CPC Classifications
C; C07; C07F; C07F15/00; C07F15/04; C07F15/045; B; B01; B01J; B01J31/00; B01J31/16; B01J31/18; B01J31/1845; B01J31/185; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/141; B01J2531/00; B01J2531/80; B01J2531/84; B01J2531/847
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A METHOD OF PREPARING COMPOUNDS OF THE FORMULA, ((ROA)3ZL4M WHEREIN M IS A GROUP VIII METAL SELECTED FROM THE GROUP CONSISTING OF NICKEL, PLATINUM AND PALLADIUM, Z IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF PHOSPHORUS, ARSENIC AND ANTIMONY, "A" IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF 0 AND 1, AND R IS AN ORGANIC RADICAL SELECTED FROM THE GROUP CONSISTING OF ALKYL, SUBSTITUTED ALKYL, CYCLOALKYL, SUBSTITUTED CYCLOALKYL, ARYL, SUBSTITUTED ARYL AND ARALKYL, WHICH COMPRISES INTERACTING AN ORGANOMETALLIC COMPOUND OF SAID METAL M WITH A LIGAND-FORMING COMPOUND OF THE FORMULA (ROA)3Z, WHEREIN R, A, AND Z HAVE THE REPRESENTATION SET FORTH ABOVE.
Claim 2
Independent Claim
105 words
A METHOD OF PREPARING COMPOUNDS OF THE FORMULA, ((ROA)3ZL4M WHEREIN M IS A GROUP VIII METAL SELECTED FROM THE GROUP CONSISTING OF NICKEL, PLATINUM AND PALLADIUM, Z IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF PHOSPHORUS, ARSENIC AND ANTIMONY, "A" IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF 0 AND 1, AND R IS AN ORGANIC RADICAL SELECTED FROM THE GROUP CONSISTING OF ALKYL, SUBSTITUTED ALKYL, CYCLOALKYL, SUBSTITUTED CYCLOALKYL, ARYL, SUBSTITUTED ARYL AND ARALKYL, WHICH COMPRISES INTERACTING AN ORGANOMETALLIC COMPOUND OF SAID METAL M WITH A LIGAND-FORMING COMPOUND OF THE FORMULA (ROA)3Z, WHEREIN R, A, AND Z HAVE THE REPRESENTATION SET FORTH ABOVE.
References Cited (Backward Citations)
US2818416A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-06 | 1968-04-06 | 1968-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-06 | 1972-04-06 | 1972-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-06 | 1976-04-06 | 1976-10-06 | $7700.00 | Window Closed / Lapsed |