blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP All documents: EP0121381 Dossier alert: RSS Email

Subscribe to email alerts


Dossier(s):   EP0121381



A confirmation email will be sent to the email address indicated

Date Document type Procedure Number of pages
Total number of pages: 371
10.07.1991 Communication regarding the expiry of opposition period Search / examination 1
26.07.1990 Decision to grant a European patent Search / examination 1
06.07.1990 Communication for party to proceedings/third party Search / examination 1
25.06.1990 Annex Search / examination 7
25.06.1990 Request for change of name of the applicant Search / examination 1
11.06.1990 Annex Search / examination 5
11.06.1990 Request for change of name of the applicant Search / examination 1
02.05.1990 Filing of the translations of the claims Search / examination 1
02.05.1990 Translation of the claims Search / examination 4
02.05.1990 Translation of the claims Search / examination 3
16.02.1990 Description Search / examination 1
16.02.1990 Request for correction/amendment of the text proposed for grant sent until 31.03.2012 Search / examination 1
02.02.1990 Invitation to pay the fees for intended grant Search / examination 8
15.04.1989 Description Search / examination 5
15.04.1989 Disapproval to announcement of intention to grant a European patent Search / examination 2
15.04.1989 Drawings Search / examination 1
14.04.1989 Matter concerning the application Search / examination 1
12.04.1989 Matter concerning the application Search / examination 1
12.04.1989 Matter concerning the application Search / examination 2
19.12.1988 Communication about intention to grant a European patent Search / examination 2
19.12.1988 Text intended for grant Search / examination 42
18.10.1988 Documents for grant of a patent Search / examination 2
01.07.1988 Claims Search / examination 3
01.07.1988 Description Search / examination 2
01.07.1988 Reply to communication from the Examining Division Search / examination 1
21.04.1988 Communication from the Examining Division Search / examination 6
22.01.1988 Claims Search / examination 3
22.01.1988 Reply to communication from the Examining Division Search / examination 2
04.01.1988 Grant of extension of time limit (examination procedure) Search / examination 1
16.12.1987 Request for extension of time limit to communication from the Examining Division Search / examination 1
14.12.1987 Request for extension of time limit to communication from the Examining Division Search / examination 1
17.08.1987 Communication from the Examining Division Search / examination 5
18.02.1987 Amendments received before examination Search / examination 1
18.02.1987 Claims Search / examination 5
08.11.1986 Maintenance of the application Search / examination 1
28.10.1986 Invitation to confirm maintenance of the application and to correct deficiencies in the Written Opinion/amend application Search / examination 1
05.09.1986 General enquiry Search / examination 1
29.08.1986 Communication regarding the transmission of the European search report Search / examination 1
29.06.1986 European search report Search / examination 2
17.10.1985 General enquiry Search / examination 1
14.08.1984 Notification of forthcoming publication Search / examination 1
14.06.1984 Authorisation Search / examination 1
14.06.1984 Submission concerning representation Search / examination 1
12.06.1984 Letter concerning the priority Search / examination 1
12.06.1984 Priority document Search / examination 113
14.05.1984 Invitation to file authorisation Search / examination 2
21.03.1984 Abstract Search / examination 1
21.03.1984 Claims Search / examination 41
21.03.1984 Description Search / examination 57
21.03.1984 Designation of inventor Search / examination 1
21.03.1984 Drawings Search / examination 10
21.03.1984 Request for grant of a European patent Search / examination 11