Patent US3127432A successfully refreshed from Google Patents.
US3127432A
Expired / Lapsed
US
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Organic phosphorus-aluminum compounds and method of preparation
Assignee: Monsanto Chemicals Ltd
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Filing: 1960-10-03
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Granted: 1964-03-31
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Expires: 1980-10-03
Abstract
No abstract record available.
Inventors
- 👤 William K Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:30
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F5/00; C07F5/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
4 words
COMPOUND OF THE FORMULA
References Cited (Backward Citations)
US2288288A
Cited
US2922738A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |