Patent US3194779A successfully refreshed from Google Patents.
US3194779A
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US
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Preparation of n-aryl imides and amides
Assignee: Monsanto Chemicals Ltd
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Filing: 1962-11-21
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Granted: 1965-07-13
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Expires: 1982-11-21
Abstract
No abstract record available.
Inventors
- 👤 Lynch Eric Royle
- 👤 Mccall Ernest Bryson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:07
CPC Classifications
C; C07; C07D; C07D209/00; C07D209/02; C07D209/44; C07D209/48; C07D207/00; C07D207/46; C07D207/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A PROCESS FOR THE PRODUCTION OF A NITROGEN-CONTAINING COMPOUND OF THE FORMULA, Y=N-Z, WHEREIN: Z IS SELECTED FROM THE GROUP CONSISTING OF PHENYL, NAPHTHYL AND DIPHENYLYL, AND THE HALOGENATED AND LOWER ALKYLATED DERIVATIVES THEREOF; Y=N IS SELECTED FROM THE GROUP CONSISTING OF
Claim 2
Dependent Claim
42 words
A PROCESS FOR THE PRODUCTION OF A NITROGEN-CONTAINING COMPOUND OF THE FORMULA, Y=N-Z, WHEREIN: Z IS SELECTED FROM THE GROUP CONSISTING OF PHENYL, NAPHTHYL AND DIPHENYLYL, AND THE HALOGENATED AND LOWER ALKYLATED DERIVATIVES THEREOF; Y=N IS SELECTED FROM THE GROUP CONSISTING OF
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) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |