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In re Glass

492 F.2d 1228, 181 U.S.P.Q. (BNA) 31, 1974 CCPA LEXIS 194
Court of Customs and Patent Appeals·Decided February 28, 1974·No. Patent Appeal No. 9077·Published·Cited by 37 cases

Opinions

RICH, Judge.

This appeal is from the decision of the Patent Office Board of Appeals affirming the examiner’s rejection of all claims remaining in application serial No. 664,879 filed August 31, 1967, entitled “Whiskers.” We affirm.

The Invention

The term “whiskers” is the technical name for long, needle-like, linear crystals grown artifically from the vapor phase of such crystal-producing materials as aluminum oxide, silicon nitride,

[1229]*1229graphite, boron, sapphire, etc.1 The appealed claims are directed to both apparatus and method. The whiskers are said to have very high strength and according to one prior art reference 2 have utility for reinforcing refractory materi-ais. The application contains the following drawing:

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In re Glass, 492 F.2d 1228, 181 U.S.P.Q. (BNA) 31, 1974 CCPA LEXIS 194 (ccpa 1974).

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