Patent US3544614A successfully refreshed from Google Patents.
US3544614A
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Complex esters produced by reacting a dicarboxylic acid,a polyhydric alcohol and boric acid
Assignee: R H MILLER CO Inc
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Filing: 1967-06-08
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Granted: 1970-12-01
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Expires: 1987-06-08
Abstract
No abstract record available.
Inventors
- 👤 Norbert C Schwartz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:03
CPC Classifications
C; C10; C10M; C10M3/00; C08; C08G; C08G63/00; C08G63/68; C08G63/698; C08G63/6984; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2225/00; C10M2225/02; C10M2227/00; C10M2227/06; C10M2227/061; C10M2227/062; C10N; C10N2030/00; C10N2030/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2189833A
Cited
US3202693A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-30 | 1974-06-01 | 1974-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-30 | 1978-06-01 | 1978-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-30 | 1982-06-01 | 1982-12-01 | $7700.00 | Window Closed / Lapsed |