A. Introduction
This is a decision on priority between junior parties
Anderson and Hill and senior party Snitzer. A final hearing was
held 26 April 2002.
B. Findings of fact
The following findings of fact as well as those contained
elsewhere in this opinion are supported by a preponderance of the
evidence.
1. Anderson is involved on the basis of U.S. Patent
5,327,515, granted 5 July 1994, based on application 08/004,770,
filed 14 January 1993.
2. Hill is involved on the basis of U.S. Patent 5,367,588,
granted 22 November 1994, based on application 07/969,774, filed
29 October 1992.
3. Snitzer is involved on the basis of U.S. application
08/310,426, filed 22 September 1994.
4. Snitzer has been accorded benefit for the purpose of
priority of U.S. application 07/963,839, filed 20 October 19921.
5. The interfering subject matter pertains to a method for
fabricating Bragg gratings in an optical waveguide by disposing a
phase grating mask adjacent and parallel to the optical waveguide
and applying a single collimating light beam through the phase
Snitzer's involved application is a straight continuation of the
07/963,839 application.
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