IP Library › Granted Patent US 4,950,158
Granted Patent Utility
US 4,950,158 · App. 07/267,570

Bumper for orthodontic brackets

Inventors: Conrad A. Barngrover, James D. Cleary, Thomas M. Olsen
Patented Case View Patent ↗
Granted: Aug 21, 1990 Filed: Nov 7, 1988
Inventors
Conrad A. Barngrover
James D. Cleary
Thomas M. Olsen
Assignee (at issue)
Unitek

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Quick Facts
Patent No.
US 4,950,158
App. No.
07/267,570
Filed
1988-11-07
Granted
1990-08-21
Kind
A