The United States Patents Quarterly, Volume 15

acid advertisement alleged amplifier apparatus appellant's appellee applicant's application filed arsenic acid audion bagasse bill blades Board of Appeals booster chromic acid chromium Circuit Court claims cleaner closure combination Company condenser connection Corporation Court of Appeals decision decree defendant defendant's device disclosed disclosure dismissed District Court double patenting doughnuts Electric elements entitled entrainment equity Eskimo Pie Eureka Vacuum Cleaner examiner fabric Fawcett Publications fendant floor nozzle frequency granted grid heat inductance injunction interference invalid invention inventor issued letters patent machine manufacture mark material means mechanism ment metal method motion motor operation opinion output circuit patent in suit Patent Office pectin plaintiff plate pressure prior art prior patent radio reference registration reissue patent shaft shim shown shows specification steam structure substantially thereof tion trade trade-mark tube turbine vacuum vacuum tube valid and infringed valve wave length