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US3192253A
Expired / Lapsed
US
⏱️ 0.0 years remaining
N-substituted methoxyphenoxy-ethylamines
Assignee: Pfizer Inc
•
Filing: 1961-04-07
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Granted: 1965-06-29
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Expires: 1981-04-07
Abstract
No abstract record available.
Inventors
- 👤 Ronald J Boscott
- 👤 Augstein Joachim
- 👤 William C Austin
- 👤 Charles A Bartram
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:37
CPC Classifications
—
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
6 words
THE COMPOUND REPRESENTED BY THE FORMULA
Claim 2
Dependent Claim
6 words
THE COMPOUND REPRESENTED BY THE FORMULA
Claim 3
Dependent Claim
4 words
N-(3-ALLYLOXYPROPYL)-N-(2-(2''-METHOXYPHENOXY) ETHYL)AMINE ACID MALEATE.
Claim 4
Dependent Claim
4 words
N-(3-ALLYLOXYPROPYL)-N-(2-(2''-METHOXYPHENOXY) ETHYL)AMINE ACID MALEATE.
References Cited (Backward Citations)
US2252828A
Cited
US2599001A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |