Granted Patent
Utility
US 6,200,317 · App. 09/331,673
Device for moving two objects relative to each other
Inventors:
Arthur Martinus Michael AALSMA, Hendricus Johannes Grootenboer, Edsko Evert Geert Hekman, Jouwert Wilhelm Jacobus Lucas Stapert
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: Sep 23, 1999
Inventors
Arthur Martinus Michael AALSMA
Hendricus Johannes Grootenboer
Edsko Evert Geert Hekman
Jouwert Wilhelm Jacobus Lucas Stapert
Assignee (at issue)
Universiteit Twente and Technologiestichting STW
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.