Appeal No. 96-0011 Page 4
Application No. 07/993,896
C -C -alkanols and 15 to 20 percent by weight of polyurea
7 18
thickening agent which is the reaction product of a compound of
the general formula
A(B)n (I)
with an amine of the general formula H N-R (II), in which
2
A = CH4-n
B = aromatic mono- or di- isocyanate residue,
n = 1 - 3,
R = alkyl or alkeny1 residue with 8 to 22-C-atoms;
and in which the mixture of the basic oil and the thickening
agent has a consistency with a penetration of 220-385, 0.1 mm.
THE REFERENCES OF RECORD
As evidence of obviousness, the examiner relies upon the
following references of record.
Pine 3,299,110 Jan.
17, 1967
McGrath et al. (McGrath) 3,326,802 Jun.
20, 1967
Hedenburg et al. (Hedenburg) 3,374,170 Mar.
19, 1968
McCoy 3,620,695 Nov. 16,
1971
Ehrlich 3,879,305 Apr. 22,
1975
Bailey 4,065,395 Dec. 27,
1977
THE REJECTIONS
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