Granted Patent
Utility
US 4,297,157 · App. 06/161,722
Method for application of elastic to articles
Inventor:
Raymond A. Van Vliet
Patented Case
View Patent ↗
Granted: Oct 27, 1981
Filed: Jun 23, 1980
Inventor
Raymond A. Van Vliet
Assignee (at issue)
Weyerhaeuser NR 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.