Patent US3219700A successfully refreshed from Google Patents.
US3219700A
Expired / Lapsed
US
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Method of preparing hydroxybenzylamines
Assignee: Uniroyal Inc
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Filing: 1963-08-01
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Granted: 1965-11-23
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Expires: 1983-08-01
Abstract
No abstract record available.
Inventors
- 👤 Francis X O'shea
- 👤 Frank B Root
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:18
CPC Classifications
C; C07; C07C; C07C243/00; C07C323/00; C07C43/00; C07C43/02; C07C43/03; C07C43/14; C07C43/178; C07C43/1782; C07D; C07D277/00; C07D277/60; C07D277/62; C07D277/68; C07D277/70; C07D277/74; C08; C08K; C08K5/00; C08K5/04; C08K5/13; C08K5/36; C08K5/37; C08K5/375; C08K5/378; C09; C09K; C09K15/00; C09K15/04; C09K15/06; C09K15/08; C09K15/12; C09K15/14; C09K15/20; C09K15/24; C10; C10M; C10M1/00; C10M1/08; C10M2219/00; C10M2219/08; C10M2219/082; C10M2219/084; C10M2219/086; C10N; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
A METHOD PREPARING HYDROXYLBENZYLAMINES COMPRISING HEATING ONE MOLAR EQUIVALENT OF A COMPOUND OF THE FORMULA
Claim 2
Independent Claim
15 words
A METHOD PREPARING HYDROXYLBENZYLAMINES COMPRISING HEATING ONE MOLAR EQUIVALENT OF A COMPOUND OF THE FORMULA
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |