IP Library Granted Patent US 5,729,657
Granted Patent Utility
US 5,729,657 · App. 08/834,391

Time compression/expansion of phonemes based on the information carrying elements of the phonemes

Inventor: Tomas Svensson
Patented Case View Patent ↗
Granted: Mar 17, 1998 Filed: Apr 16, 1997
Inventor
Tomas Svensson
Assignee (at issue)
Telia Company AB

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 5,729,657
App. No.
08/834,391
Filed
1997-04-16
Granted
1998-03-17
Kind
A