opposition
rejoin
imperforation
artificer
utility model
reissue
trademark
Patent Office
erectopatent
Patent and Trademark Office Database
nostrum
patent application
person having ordinary skill in the art
patent medicine
prosecution history estoppel
proprietary
lay open
registrability
brief
subpatent
specification
trademarker
patent system
abandonment
Elias Howe
Howe
genericize
registerable
patent of invention
nonpatented
unpatented
catch and release
waremaker
licensed
trademarkable
foundryman
bare license
brand-name drug
proprietary drug
monopolian