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Extract from the Register of European Patents

EP About this file: EP0568873

EP0568873 - Beta-aminonitriles and N-alkyl-1,3-propylenediamines as well as their use as fuel and lubricant additives [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  08.11.1996
Database last updated on 06.07.2024
Most recent event   Tooltip08.11.1996No opposition filed within time limitpublished on 27.12.1996 [1996/52]
Applicant(s)For all designated states
BASF Aktiengesellschaft
Carl-Bosch-Strasse 38
67063 Ludwigshafen / DE
[N/P]
Former [1993/45]For all designated states
BASF Aktiengesellschaft
Carl-Bosch-Strasse 38
D-67063 Ludwigshafen / DE
Inventor(s)01 / Mohr, Juergen, Dr.
Hochgewanne 48
W-6718 Gruenstadt / DE
02 / Oppenlaender, Knut, Dr.
Otto-Dill-Strasse 23
W-6700 Ludwigshafen / DE
03 / Franz, Lothar, Dr.
Pfalzring 198
W-6704 Mutterstadt / DE
04 / Thomas, Juergen, Dr.
Merowinger Strasse 5
W-6701 Fussgoenheim / DE
[1993/45]
Application number, filing date93106596.523.04.1993
[1993/45]
Priority number, dateDE1992421481004.05.1992         Original published format: DE 4214810
[1993/45]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0568873
Date:10.11.1993
Language:DE
[1993/45]
Type: A3 Search report 
No.:EP0568873
Date:29.12.1993
Language:DE
[1993/52]
Type: B1 Patent specification 
No.:EP0568873
Date:03.01.1996
Language:DE
[1996/01]
Search report(s)(Supplementary) European search report - dispatched on:EP09.11.1993
ClassificationIPC:C07C255/24, C07C211/11, C10L1/22, C10M133/54, C08F8/30
[1993/51]
CPC:
C10L1/2222 (EP,US); C07C211/11 (EP,US); C07C255/24 (EP,US);
C10L1/143 (EP,US); C10L1/2286 (EP,US); C10L1/2383 (EP,US);
C10L10/04 (EP,US); C10L10/06 (EP,US); C10L10/08 (EP,US);
C10M133/24 (EP,US); C10M133/54 (EP,US); C10L1/188 (EP,US);
C10L1/222 (EP,US); C10L1/224 (EP,US); C10L1/232 (EP,US);
C10L1/238 (EP,US); C10L1/2387 (EP,US); C10M2209/103 (EP,US);
C10M2209/108 (EP,US); C10M2209/109 (EP,US); C10M2215/04 (EP,US);
C10M2215/16 (EP,US); C10M2215/26 (EP,US); C10M2217/046 (EP,US);
C10M2217/06 (EP,US); C10N2040/25 (EP,US); C10N2040/251 (EP,US);
C10N2040/255 (EP,US); C10N2040/28 (EP,US); F02F7/006 (EP,US) (-)
Former IPC [1993/45]C07C255/24, C07C211/11, C10L1/22, C10M133/54
Designated contracting statesBE,   DE,   FR,   GB,   IT [1993/45]
TitleGerman:Beta-Aminonitrile und N-Alkyl-1,3-propylendiamine sowie deren Verwendung als Kraft- und Schmierstoffadditive[1996/01]
English:Beta-aminonitriles and N-alkyl-1,3-propylenediamines as well as their use as fuel and lubricant additives[1993/45]
French:Bêta-aminonitriles et N-alkyle-1,3-propylenediamines ainsi que leur utilisation comme additives de combustibles et de lubrifiants[1993/45]
Former [1993/45]Beta-Aminonitrile und N-Alkyl-1,3-propylendiamine sowie deren Verwendung als Kraft- und Schmierstoffaditive
Examination procedure30.11.1993Examination requested  [1994/04]
23.03.1995Despatch of communication of intention to grant (Approval: Yes)
23.06.1995Communication of intention to grant the patent
04.08.1995Fee for grant paid
04.08.1995Fee for publishing/printing paid
Opposition(s)05.10.1996No opposition filed within time limit [1996/52]
Fees paidRenewal fee
27.04.1995Renewal fee patent year 03
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Documents cited:Search[A]US3244491  (MARSH BYRON E, et al) [A] 1,8,10 * column 5, line 53 - line 62; claims 4-10 *;
 [A]FR2333853  (LUBRIZOL CORP [US], et al) [A] 1,9,10 * Seite 1, Zeile 7 - Zeile 34; Seite 4, Zeile 11 - Zeile 17; Seite 7, Zeile 12 - Zeile 22; Beispiele D,K, Tabelle I, Ansprüche *;
 [AD]DE2245918  (SHELL INT RESEARCH) [AD] 4,5,8-10 * example 3; claim - *;
 [AD]US3565804  (HONNEN LEWIS R, et al) [AD] 4,5,8-10 * column 2, line 1 - column 3, line 4; example - *;
 [AD]DE3611230  (BASF AG [DE]) [AD] 4,5,8-10 * examples 3-5; claim - *;
 [A]US3189652  (POLLITZER ERNEST L) [A] 4 * column 2, line 53 - column 3, line 4 *;
 [AD]US4332595  (HERBSTMAN SHELDON, et al) [AD] 6,7 * column 2, line 63 - column 3, line 8 *;
 [A]FR1462117  (ARMOUR & CO) [A] 6,7 * page 2, column R, line 7 - line 48 *
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.