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Extract from the Register of European Patents

EP About this file: EP0436174

EP0436174 - Radiation sensitive mixture and process for the production of relief structures [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  31.01.1997
Database last updated on 20.03.2026
Most recent event   Tooltip30.11.2007Lapse of the patent in a contracting state
Updated state(s): FR		published on 02.01.2008  [2008/01]
Applicant(s)For all designated states
BASF Aktiengesellschaft
Carl-Bosch-Strasse 38
67063 Ludwigshafen / DE
[N/P]
Former [1991/28]For all designated states
BASF Aktiengesellschaft
Carl-Bosch-Strasse 38
D-67063 Ludwigshafen / DE
Inventor(s)01 / Son, Nguyen Kim, Dr.
Zedernweg 9
D-6944 Hemsbach / DE
[1991/28]
Application number, filing date90124480.618.12.1990
[1991/28]
Priority number, dateDE1989394341330.12.1989         Original published format: DE 3943413
[1991/28]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0436174
Date:10.07.1991
Language:DE
[1991/28]
Type: A3 Search report 
No.:EP0436174
Date:16.10.1991
Language:DE
[1991/42]
Type: B1 Patent specification 
No.:EP0436174
Date:27.03.1996
Language:DE
[1996/13]
Search report(s)(Supplementary) European search report - dispatched on:EP26.08.1991
ClassificationIPC:G03F7/038
[1996/13]
CPC:
G03F7/039 (EP,US); G03F7/0045 (EP,US)
Former IPC [1991/28]G03F7/039
Designated contracting statesBE,   DE,   FR,   GB,   IT,   NL [1991/28]
TitleGerman:Strahlungsempfindliches Gemisch und Verfahren zur Herstellung von Reliefstrukturen[1991/28]
English:Radiation sensitive mixture and process for the production of relief structures[1991/28]
French:Mélange sensible à l'irradiation et procédé de production de structures en relief[1991/28]
Examination procedure18.12.1990Examination requested  [1991/28]
12.10.1994Despatch of a communication from the examining division (Time limit: M04)
15.02.1995Reply to a communication from the examining division
09.06.1995Despatch of communication of intention to grant (Approval: Yes)
30.06.1995Communication of intention to grant the patent
03.08.1995Fee for grant paid
03.08.1995Fee for publishing/printing paid
Opposition(s)28.12.1996No opposition filed within time limit [1997/12]
Fees paidRenewal fee
10.12.1992Renewal fee patent year 03
24.12.1993Renewal fee patent year 04
24.12.1994Renewal fee patent year 05
18.12.1995Renewal fee patent year 06
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipBE27.03.1996
FR27.03.1996
GB27.03.1996
IT27.03.1996
NL27.03.1996
[2006/14]
Former [2003/07]BE27.03.1996
GB27.03.1996
IT27.03.1996
NL27.03.1996
FR23.08.1996
Former [1999/42]BE27.03.1996
GB27.03.1996
IT27.03.1996
FR23.08.1996
Former [1997/14]BE27.03.1996
GB27.03.1996
FR23.08.1996
Former [1997/12]BE27.03.1996
FR23.08.1996
Former [1996/52]BE27.03.1996
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.