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Patent US3278601A successfully refreshed from Google Patents.
US3278601A
Expired / Lapsed
US
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Aralkylamines and methods of preparation thereof
Assignee: US Philips Corp
•
Filing: 1962-08-01
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Granted: 1966-10-11
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Expires: 1982-08-01
Abstract
No abstract record available.
Inventors
- 👤 Moed Hendrik Durk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:55
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/08; C07D295/084; C07D295/088; A; A61; A61K; A61K38/00; C07C; C07C237/00; C07C237/02; C07C237/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
14 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF THE SECONDARY ARALKYLAMINES OF THE FORMULA:
Claim 2
Dependent Claim
14 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF THE SECONDARY ARALKYLAMINES OF THE FORMULA:
References Cited (Backward Citations)
BE561616A
Cited
US2835669A
Cited
US1932347A
Cited
GB371490A
Cited
US2489668A
Cited
US2585988A
Cited
GB669574A
Cited
US2854483A
Cited
GB800718A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |