Granted Patent
Utility
US 5,651,276 · App. 08/592,274
Dry-cleaning of garments using gas-jet agitation
Inventors:
Edna M. Purer, Angela Y. Wilkerson, Carl W. Townsend, Sidney C. Chao
Patented Case
View Patent ↗
Granted: Jul 29, 1997
Filed: Jan 26, 1996
Inventors
Edna M. Purer
Angela Y. Wilkerson
Carl W. Townsend
Sidney C. Chao
Assignee (at issue)
Hughes Aircraft Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.