IP Library › Granted Patent US 4,285,906
Granted Patent Utility
US 4,285,906 · App. 06/038,040

Rotatable detector

Inventors: Robert Meltzer, Donald H. Hansen
Patented Case View Patent ↗
Granted: Aug 25, 1981 Filed: May 11, 1979
Inventors
Robert Meltzer
Donald H. Hansen
Assignee (at issue)
WARNER-LAMBERT COMPANY 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,285,906
App. No.
06/038,040
Filed
1979-05-11
Granted
1981-08-25
Kind
A