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Patent US3022330A successfully refreshed from Google Patents.
US3022330A
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Neutral esters of bicyclo heterocyclic phosphoric acids
Assignee: Union Carbide Corp
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Filing: 1956-08-21
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Granted: 1962-02-20
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Expires: 1976-08-21
Abstract
No abstract record available.
Inventors
- 👤 William M Lanham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:29
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; D06P1/667; C; C07; C07F; C07F9/00; C07F9/02; C07F9/547; C07F9/6564; C07F9/6571; C07F9/657109; C07F9/657127; C07F9/6574; C07F9/65744; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/52; C08K5/527; C08K5/5398; D06M; D06M13/00; D06M13/244; D06M13/282; D06M13/292
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
18 words
AS NEW COMPOUNDS, NEUTRAL ESTERS OF BICYCLO HETEROCYCLIC PHOSPORIC AND THINIPHOSHORIC ACIDS, HAVING STRUCTURES DESIGNATED BY THE FORMULA
Claim 2
Dependent Claim
18 words
AS NEW COMPOUNDS, NEUTRAL ESTERS OF BICYCLO HETEROCYCLIC PHOSPORIC AND THINIPHOSHORIC ACIDS, HAVING STRUCTURES DESIGNATED BY THE FORMULA
Claim 3
Dependent Claim
19 words
PROCESS FOR MAKING A HETEROCYCLIC BICYCLO PHOSPHORUS-CONTAINING ESTER, WHICH COMPRISES REACTING A BICYCLO HETERO PHOSPHORUS-CONTAINING HALIDE HAVING THE STRUCTURE:
Claim 4
Dependent Claim
19 words
PROCESS FOR MAKING A HETEROCYCLIC BICYCLO PHOSPHORUS-CONTAINING ESTER, WHICH COMPRISES REACTING A BICYCLO HETERO PHOSPHORUS-CONTAINING HALIDE HAVING THE STRUCTURE:
References Cited (Backward Citations)
US2506344A
Cited
US2661366A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |