Interference No. 102,622
FINAL DECISION
____________
Before CALVERT , CAROFF, and METZ, Administrative Patent3
Judges.
METZ, Administrative Patent Judge.
The subject matter contested in this interference is
directed to a composition which is polymerizable and comprises
a bisphenol bis(allylic carbonate). The compositions, when
polymerized and cast, form useful lightweight optical
materials suitable for lenses for eyeglasses.
The specific interfering subject matter contested by
the parties is defined by the sole count in this interference,
Count 1, which is set forth as follows:
COUNT 1
A polymerizable, homogeneous composition comprising
bisphenol bis(allylic carbonate)-functional material
comprising
(a) 4,4-(l-phenylethylidene)bis[phenol]bis(allyl
carbonate) monomer,
3Judge Sofocleous, who served on the merits panel
which heard oral argument, retired from government service
before this decision was rendered.
2
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