IP Library Granted Patent US 4,267,944
Granted Patent Utility
US 4,267,944 · App. 05/931,432

Automatic inflator

Inventor: Glenn H. Mackal
Patented Case View Patent ↗
Granted: May 19, 1981 Filed: Aug 7, 1978
Inventor
Glenn H. Mackal

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.

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Quick Facts
Patent No.
US 4,267,944
App. No.
05/931,432
Filed
1978-08-07
Granted
1981-05-19
Kind
A