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Extract from the Register of European Patents

EP About this file: EP0243668

EP0243668 - N-substituted benzamides [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  09.02.1993
Database last updated on 06.07.2024
Most recent event   Tooltip07.07.2007Change - inventorpublished on 08.08.2007  [2007/32]
Applicant(s)For all designated states
BAYER AG
51368 Leverkusen / DE
[N/P]
Former [1987/45]For all designated states
BAYER AG
D-51368 Leverkusen / DE
Inventor(s)01 / Tarnow, Horst, Dr.
Carl-Diem-Weg 6
D-4018 Langenfeld / DE
02 / Homeyer, Bernhard, Dr.
Obere Strasse 28
D-5090 Leverkusen 3 / DE
[1987/45]
Application number, filing date87104214.921.03.1987
[1987/45]
Priority number, dateDE1986361119304.04.1986         Original published format: DE 3611193
[1987/45]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0243668
Date:04.11.1987
Language:DE
[1987/45]
Type: A3 Search report 
No.:EP0243668
Date:26.07.1989
Language:DE
[1989/30]
Search report(s)(Supplementary) European search report - dispatched on:EP06.06.1989
ClassificationIPC:C07C103/76, A01N37/18, A01N37/50, A01N37/30, A01N37/48
[1989/29]
CPC:
C07C233/66 (EP,KR,US); A01N37/18 (EP,US); A01N37/30 (EP,US);
A01N37/48 (EP,US)
Former IPC [1987/45]C07C103/76, A01N37/18, A01N37/50
Designated contracting statesAT,   BE,   CH,   DE,   ES,   FR,   GB,   IT,   LI,   NL [1987/45]
TitleGerman:N-Substituierte Benzamide[1987/45]
English:N-substituted benzamides[1987/45]
French:Benzamides N-substitués[1987/45]
File destroyed:12.06.1999
Examination procedure21.03.1987Examination requested  [1987/45]
28.05.1991Despatch of a communication from the examining division (Time limit: M04)
19.07.1991Reply to a communication from the examining division
03.09.1991Despatch of communication of intention to grant (Approval: Yes)
25.09.1991Communication of intention to grant the patent
11.11.1991Fee for grant paid
11.11.1991Fee for publishing/printing paid
01.10.1992Application deemed to be withdrawn, date of legal effect  [1993/13]
03.11.1992Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time  [1993/13]
Fees paidRenewal fee
27.02.1989Renewal fee patent year 03
14.02.1990Renewal fee patent year 04
28.12.1990Renewal fee patent year 05
Penalty fee
Additional fee for renewal fee
31.03.199206   M06   Not yet paid
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[A]US3324178  (NEWALLIS PETER E, et al);
 [E]EP0226837  (BAYER AG [DE])
 [X]  - CHEMICAL ABSTRACTS, Band 72, Nr. 17, 27. April 1970, S. 307, Spalte 2, Zusammenfassung Nr. 89617p, Columbus, Ohio, USA; D. W. FARLOW et al: "Protonation equilibriums of amides and related compounds. III. Sigma and sigma+correlations in some N-substituted benzamides"; & J. Chem. Soc. B 1970 (2), Seiten 334-336
 [X]  - CHEMICAL ABSTRACTS, Band 52, Nr. 3, 10. Februar 1958, Spalte 1927-1928, Columbus, Ohio, USA; RALPH L. DANNLEY et al: "The reduction of perfluoroalkyl isocyanates with lithium aluminium hydride"; & J. Org. Chem. 21, Seiten 1318-1319 (1956)
 [X]  - CHEMICAL ABSTRACTS, Band 49, Nr. 4, Februar 1955, Spalte 2310, Columbus, Ohio, USA; M. W. BUXTON et al: "2-(Trifluoromethyl)acrylic acid, 2- (trigluoromethyl)propionic acid, and some derived compounds"; & J. Chem. Soc. 1954, Seiten 366-374
 [X]  - CHEMICAL ABSTRACTS, Band 51, Nr. 15, 10. August 1957, Absatz 11255, Columbus, Ohio, USA; RALPH L. DANNLEY et al: "Reduction of N-perfluoroalkyl urethans with lithium aluminium hydride"; & J. Org. Chem. Band 22, Seiten 77-78, 1957
 [X]  - CHEMICAL ABSTRACTS, Band 51, 1957, Subject Index, A-I, Seite 291 s, Spalte 1; N- (2-bromoethyl)para-chlorobenzamide, N-2-bromoethyl para-nitrobenzamide; Seite 293 s, Spalte 2, N-methyl, para-nitro, N(2,2,3,3,3) pentafluorobenzamide
 [X]  - CHEMICAL ABSTRACTS, Band 41-50, 1947-1956, Seite 1478 s, Spalte 3, Figth Decennial Index - Subjects B-Bz, N(1 and 2) ethyl-3,3,4,4,5,5,5 heptafluoropentyl)benzamide
 [X]  - CHEMICAL ABSTRACTS, Band 49, 1955, Seite 270 s, Spalte 2, Subject Index A- N, Columbus, Ohio, USA; N(7,7,7 trichloroheptyl) benzamide, N(6,6,6- trichlorohexyl)benzamide, N(5,5,5 trichloropentyl) benzamide, N(3,3,3 trifluoro-2 methylpropyl) benzamide
 [X]  - CHEMICAL ABSTRACTS, Band 56-65, 1962-1966, Seventh Collective Index, Seite 2634 s, Spalte 1, N-(1-ethyl 3,3,4,4,5,5,5 heptafluoropentyl) benzamide
 [X]  - CHEMISCHE BERICHTE, 99. Jahrgang, Nr. 5, 1966, Seiten 1944-1956; F. WEYGAND et al: "Darstellung und Reaktionen der 1,2,2,2-Tetrahalogen-N-acyl- {thylamine"
 [X]  - CHEMICAL ABSTRACTS, Band 49, Nr. 4, Februar 1955,Spalten 2304-2305, Columbus, Ohio, USA; D. J. COOK et al: "The preparation and reactions of some fluorine-containing introcompounds"; & J. Am. Chem. Soc. 76, Seiten 83-87, 1954
 [X]  - CHEMICAL ABSTRACTS, Band 52, Subject Index A-I, 1958, Seite 324 s, Spalte 1; N-methyl-para-nitro-N-(2,2,3,3,3-pentafluor opropyl)benzamide
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.