US2959516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organic phosphate compounds and use thereof
Assignee: BASF Schweiz AG
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Filing: 1958-02-03
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Granted: 1960-11-08
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Expires: 1978-02-03
Abstract
No abstract record available.
Inventors
- 👤 Sallmann Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:30
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/547; C07F9/6564; C07F9/6581; C07F9/6584; C07F9/65842; C07F9/06; C07F9/08; C07F9/09; C07F9/12; C07F9/16; C07F9/165; C07F9/1651; C07F9/22; C07F9/24; C07F9/2404; C07F9/2408; C07F9/655; C07F9/65515; C07F9/6571; C07F9/657109; C07F9/657118; C07F9/6578
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
10 words
A COMPOUND CONTAINING PHOSPHOROUS WHICH CORRESPONDS TO THE GENERAL FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-08 | 1964-05-09 | 1964-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-08 | 1968-05-09 | 1968-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-08 | 1972-05-09 | 1972-11-08 | $7700.00 | Window Closed / Lapsed |