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Date of decision 14 February 1996
Case number T 0039/93 - 3.3.3
Application number 85304517.7
IPC C08J3/12
Proceedings Language EN
Title of the application Polymer powders
Applicant name ALLIED COLLOIDS LIMITED
Opponent name SNF Floerger
Headnote
1. New Rule 71a EPC should not be construed as an invitation to file new evidence or other material departing from the legal and factual framework of issues and grounds pleaded and evidenced throughout the proceedings prior to the hearing of the appeal (point 3.3 of Reasons).

2. The technical problem as originally presented, in accordance with Rule 27(1)(c) EPC, in the application or patent in suit, which is to be regarded as the "subjective" technical problem, may require reformulation on the basis of objectively more relevant elements originally not taken into account by the Applicant or Patentee. This reformulation yields a definition of the "objective" technical problem. The latter represents the ultimate residue (effect), corresponding to the objective contribution provided by the subject-matter defined in the relevant claim (features)(Points 5.3.1, 5.3.2, 5.3.3 of Reasons).

3. Whilst generally accepted definitions of the notional "person skilled in the art" do not always use identical language to define the qualities of such a person, they have one thing in common, namely that none of them suggests that he is possessed of any inventive capability. It is the presence of such capability in the inventor which sets him apart from the notional skilled person (point 7.8.4 of Reasons).

Articles and Rules EPC . Art 56
. Art 113(2)
. Art 114(1)
. Art 114(2)
. R 27(1)(c)
. R 55(c)
. R 71a
Keywords
Inventive step (yes) - combination of physical and compositional features not in accordance with the prior art teaching
Problem solution approach - reformulation of technical problem - objective problem
Late filed material confirming evidence previously submitted
Limits on investigative function of the Boards of Appeal
Effects of Rule 71a EPC considered
Cited Decisions G 0007/91
G 0008/91
G 0009/91
G 0010/91
T 0020/81
T 0013/84
T 0013/84
T 0229/85
T 0170/87
T 1002/92
T 0246/91
T 0495/91
T 0741/91
Catchwords:
-

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