Doyle v. Tomlinson
District Court, District of Columbia
Appeal from a Decision of the Assistant Commissioner of Patents. Interference proceeding in the Patent Office between James S. Doyle and another and Charles H. Tomlinson. Prom a decision awarding priority of invention to Tomlinson, the other parties appeal.
1Opinion of the Court
ROBB, Associate Justice.
Appeal from concurrent decisions of the Patent Office awarding priority of invention to the senior party, Tomlinson. We reproduce the second of the two claims of the issue:
”2. In a coupling for electric train line circuits, the combination of a easing, *462fixed contact fingers mounted tlie ein and connected to the respective circuits, a movable contact carrier normally hold out of operative position, and a fluid pressure mechanism for shifting said contact carrier to its operative position to establish electrical connection between said fixed contacts and the…
2Cases cited1 opinion
- Brown v. TomlinsonDistrict Court, District of Columbia · 1920