IP Library Granted Patent US 4,758,239
Granted Patent Utility
US 4,758,239 · App. 06/926,033

Breathable barrier

Inventors: Richard S. Yeo, Daniel Kenneth Schiffer
Patented Case View Patent ↗
Granted: Jul 19, 1988 Filed: Oct 31, 1986
Inventors
Richard S. Yeo
Daniel Kenneth Schiffer
Assignee (at issue)
Kimberly-Clark Inc.

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 4,758,239
App. No.
06/926,033
Filed
1986-10-31
Granted
1988-07-19
Kind
A