Legal Opinion

In re Merchant

Court of Customs and Patent Appeals

Decided May 11, 1978No. Appeal No. 78-508PublishedCited by 18 opinions

1Opinion of the Court

MARKEY, Chief Judge.

Appeal from the decision of the Patent and Trademark Office (PTO) Board of Appeals (board) sustaining rejections of claims 1-6 under 35 U.S.C. § 103 of appellant’s application serial No. 354,715, filed April 26, 1973, for “Purification of Gaseous Hydrogen Chloride.”1 We reverse.

The Invention

The invention relates to a dry process for the removal of hydrogen fluoride (HF) contaminant from gaseous hydrogen chloride (HC1). The process is primarily used to treat contaminated hydrogen chloride gas which is obtained as a by-product in commercial processes for the production of…

2Cases cited6 opinions

  1. In re MalagariCourt of Customs and Patent Appeals · 1974
  2. In re WrightCourt of Customs and Patent Appeals · 1977
  3. In re KronigCourt of Customs and Patent Appeals · 1976
  4. In re AlbrechtCourt of Customs and Patent Appeals · 1975
  5. Application of Wilbur F. Chapman and John N. CosbyCourt of Customs and Patent Appeals · 1966

1 more not listed; retrieve them via the Exa API.

3Cited by18 opinions

  1. In re WoodCourt of Customs and Patent Appeals · 1979
  2. In Re Francis J.A.M.C. De Blauwe and Frank K.A. SelleslagsCourt of Appeals for the Federal Circuit · 1984
  3. Eli Lilly & Co. v. Premo Pharmaceutical Laboratories, Inc.Court of Appeals for the Third Circuit · 1980
  4. In re PayneCourt of Customs and Patent Appeals · 1979
  5. Eli Lilly and Company v. Premo Pharmaceutical Laboratories, Inc., Federal Pharmacal, Inc., Seymour N. Blackman, Steven Blackman, John Blackman v. Richard D. Wood, C. Harvey Bradley, Jr., Earl B. Herr, Jr., Cornelius W. Pettinga, Eugene L. Step and Arthur R. Whale, Additional on the CounterclaimCourt of Appeals for the Third Circuit · 1980

13 more not listed; retrieve them via the Exa API.

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