European Patent Office

T 0787/90 of 19.10.1992

European Case Law Identifier
ECLI:EP:BA:1992:T078790.19921019
Date of decision
19 October 1992
Case number
T 0787/90
Petition for review of
-
Application number
83111411.1
IPC class
G03F 7/02
Language of proceedings
English
Distribution
Distributed to board chairmen (C)
OJ versions
No OJ links found
Other decisions for this case
-
Abstracts for this decision
-
Application title
Method of forming a lift-off mask with improved oxygen barrier layer
Applicant name
International Business Machines Corporation
Opponent name
-
Board
3.4.02
Headnote
-
Keywords
Inventive step (yes)
Unexpected effects achieved by the combination of the teachings of two documents
Catchword
-
Cited cases
T 0028/87
Citing cases
-

ORDER

For these reasons, it is decided that:

1. The decision under appeal is set aside.

2. The case is remitted to the first instance with the order to grant a patent on the basis of the following documents:

Description:

pages 1, 2, 5, 8, 9, 12, 13, 16, 17, 20 as originally filed;

pages 3, 4, 6, 7, 10, 11, 15, 18, 19, filed on 6 April 1992, with the word "materials" corrected at line 12 of page 4;

pages 3a, 3b, 14, filed on 19 September 1992;

Claims:

1 filed on 19 September 1992;

2 to 9 filed on 6 April 1992, with the reference sign "(B)" deleted in Claims 4, 8 and 9;

Drawings:

Figures 1A to 2B (sheets 1/3 to 3/3) as originally filed.