1995-2802
Application No. 07/983,002
Belitsin et al. (Belitsin) 4,054,709 Oct. 18,
1977
Reinehr et al. (Reinehr) 4,163,078 Jul. 31,
1979
Masuda et al. (Masuda) 4,381,325 Apr. 26,
1983
Sato et al. (Sato) 4,639,397 Jan. 27,
1987
Yoshimoto et al. (Yoshimoto) 4,791,026 Dec. 13, 1
1988
Largman et al. (Largman) 5,057,368 Oct. 15,2
1991
Claims 1-7 and 9 stand rejected under 35 U.S.C. § 103 as
unpatentable over Masuda in view of Sato or Belitsin or
Reinehr or Yoshimoto (Answer, page 5). Claims 8 and 10-12
stand rejected under 35 U.S.C. § 103 as unpatentable over the
references as applied above further in view of Largman (Id.).
We reverse all of the examiner’s rejections for reasons which
follow.
OPINION
The thermoplastic fiber recited in claim 1 on appeal
comprises a fiber surface with one or more internal lengthwise
open channels with at least one groove where the defined mouth
1This reference is incorrectly cited as U.S. Patent No.
4,791,021 on page 4 of the Answer.
2This reference is incorrectly cited as “Largmar” on page
4 of the Answer and “Langman” on pages 5 and 8 of the Answer.
3
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