Patent US3106573A successfully refreshed from Google Patents.
US3106573A
Expired / Lapsed
US
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Esters of diboronic acids
Assignee: Imperial Chemical Industries Ltd
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Filing: 1961-08-23
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Granted: 1963-10-08
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Expires: 1981-08-23
Abstract
No abstract record available.
Inventors
- 👤 Bamford William Randall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:21
CPC Classifications
G; G21; G21F; G21F1/00; G21F1/02; G21F1/10; A; A01; A01N; A01N57/00; A01N57/36; C; C07; C07F; C07F5/00; C07F5/02; C07F5/025; C07F9/00; C07F9/02; C07F9/547; C07F9/6596; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/30; C08G18/38; C08G18/3897; C08G63/00; C08G63/68; C08G79/00; C08G79/08; C08L; C08L75/00; C08L75/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
8 words
THE CLASS OF COMPOUNDS HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
8 words
THE CLASS OF COMPOUNDS HAVING THE GENERAL FORMULA
References Cited (Backward Citations)
US2939877A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-07 | 1967-04-08 | 1967-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-07 | 1971-04-08 | 1971-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-07 | 1975-04-08 | 1975-10-08 | $7700.00 | Window Closed / Lapsed |