Granted Patent
Utility
US 6,050,049 · App. 09/227,288
Selectively heat treated side intrusion beams and method for making the same
Inventors:
Daniel J. Kowalski, Ben Kowalski, Edward Rowady
Patented Case
View Patent ↗
Granted: Apr 18, 2000
Filed: Dec 17, 1998
Inventors
Daniel J. Kowalski
Ben Kowalski
Edward Rowady
Assignee (at issue)
Trim Trends, Co., LLC
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.