US3512932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coordination compounds containing trivalent phosphorus compounds and certain metal compounds
Assignee: Plains Chemical Development Co
•
Filing: 1962-10-03
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Granted: 1970-05-19
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Expires: 1982-10-03
Abstract
No abstract record available.
Inventors
- 👤 Charles J Stern Jr
- 👤 Edward G Budnick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:07
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/50; C07F9/5045; C01; C01B; C01B6/00; C06; C06B; C06B27/00; C06B47/00; C06B47/02; C06B47/10
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
57 words
A COORDINATION COMPOUND COMPOSED OF A TRIVALENT PHOSPHORUS COMPOUND AS AN ELECTRON DONOR COMPOUND AND AN ELECTRON ACCEPTOR COMPOUND SELECTED FROM THE GROUP CONSISTING OF A METAL HYDRIDE AND A CORRESPONDING BOROHYDRIDE AND ORGANO METALLIC CONSTITUENT OF SAID METAL WHEREIN THE METAL IS SELECTED FROM THE GROUP CONSISTING OF BERYLLIUM, LITHIUM, MAGNESIUM, SODIUM, CALCIUM, ALUMINUM AND POTASSIUM.
Claim 2
Dependent Claim
57 words
A COORDINATION COMPOUND COMPOSED OF A TRIVALENT PHOSPHORUS COMPOUND AS AN ELECTRON DONOR COMPOUND AND AN ELECTRON ACCEPTOR COMPOUND SELECTED FROM THE GROUP CONSISTING OF A METAL HYDRIDE AND A CORRESPONDING BOROHYDRIDE AND ORGANO METALLIC CONSTITUENT OF SAID METAL WHEREIN THE METAL IS SELECTED FROM THE GROUP CONSISTING OF BERYLLIUM, LITHIUM, MAGNESIUM, SODIUM, CALCIUM, ALUMINUM AND POTASSIUM.
Claim 3
Dependent Claim
6 words
THE COORDINATION COMPOUND LITHIUM ALUMINUM HYDRIDE-HYDRAZINE.
Claim 4
Dependent Claim
6 words
THE COORDINATION COMPOUND LITHIUM ALUMINUM HYDRIDE-HYDRAZINE.
References Cited (Backward Citations)
US3132977A
Cited
US3342814A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |