Granted Patent
Utility
US 6,624,605 · App. 09/875,799
Method, system and apparatus for opening doors
Inventors:
Joel Powder, John Piechowiak, James St. Pierre, Peter Wolfe, Donald Pastor, Erick Dobis
Patented Case
View Patent ↗
Granted: Sep 23, 2003
Filed: Jun 6, 2001
Inventors
Joel Powder
John Piechowiak
James St. Pierre
Peter Wolfe
Donald Pastor
Erick Dobis
Assignee (at issue)
Telephonics Corp.
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.