Legal Opinion
In re Miller
Court of Customs and Patent Appeals
Decided May 13, 1971No. 8444PublishedCited by 15 opinions
1Opinion of the CourtRich, Judge
This appeal is from the decision of the Patent Office Board of Appeals .affirming the examiner’s rejection of claims 1, 2, and 4-18 in appellant’s application serial No. 321,353, filed November 4,1963, for ultrafine particles of polytetrafluoroethylene and a method for making them. We reverse.
THE INVENTION
Polytetrafluoroethylene (hereinafter “PTFE”) is the plastic well known under the trademark “Teflon.” We are told that it is sold commercially in both powdered and powdered ultrafine form and that the powdered ultrafine PTFE as is and the powdered PTFE after further comminution are used to…
2Cases cited5 opinions
- Application of Joseph D. FisherCourt of Customs and Patent Appeals · 1970
- Application of Robert E. Moore and Edward J. JanoskiCourt of Customs and Patent Appeals · 1971
- Application of Carl F. Swinehart and Marko SfiligojCourt of Customs and Patent Appeals · 1971
- Application of Lynn B. Wakefield and Frederick C. FosterCourt of Customs and Patent Appeals · 1970
- Application of David W. WilsonCourt of Customs and Patent Appeals · 1970
3Cited by15 opinions
- W.L. Gore & Associates, Inc., Appellant/cross-Appellee v. Garlock, Inc., Appellee/cross-AppellantCourt of Appeals for the Federal Circuit · 1983
- Ppg Industries, Inc. v. Guardian Industries CorporationCourt of Appeals for the Federal Circuit · 1996
- Application of James H. Saunders and Paul G. GemeinhardtCourt of Customs and Patent Appeals · 1971
- Union Pacific Resources Co. v. Chesapeake Energy Corp.Court of Appeals for the Federal Circuit · 2001
- In re HawkinsCourt of Customs and Patent Appeals · 1973
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