Granted Patent
Utility
US 5,414,874 · App. 08/221,043
Attachment member for spring or spring-like element
Inventors:
Robert F. Wagner, Philip J. Pisczak
Patented Case
View Patent ↗
Granted: May 16, 1995
Filed: Mar 30, 1994
Inventors
Robert F. Wagner
Philip J. Pisczak
Assignee (at issue)
Ohio Mattress Company Licensing and Components Group
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.