ALL SECTIONS MARKED WITH TWO ASTERISKS ("**") REFLECT PORTIONS WHICH HAVE
BEEN REDACTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE
COMMISSION BY TRIMEDYNE, INC. AS PART OF A REQUEST FOR CONFIDENTIAL
This Agreement is made and entered into by and between Coherent, Inc., a Delaware corporation, having its
principal office located at 5100 Patrick Henry Drive, Santa Clara, California 95054 (hereinafter "LICENSOR"),
and Trimedyne, Inc., a California corporation having its principal office at 2801 Barranca Road, Irvine, California
92714 (hereinafter referred to as "LICENSEE").
Whereas, LICENSOR is the owner of U.S. Patent No. 5,037,421 and U.S. Patent No. 5,147,354 both entitled
"Mid Infrared Laser Arthroscopic Procedure" (the "Licensed Patents");
Whereas, LICENSEE desires to obtain a non-exclusive license under the Licensed Patents; and
WHEREAS, LICENSOR is willing to grant LICENSEE a non-exclusive license under the Licensed Patents.
Now therefore, subject to the terms and conditions contained herein, the parties agree as follows:
1.1 LICENSED PATENTS shall mean the U.S. Patents referred to above plus any renewals, divisions, reissues,
reexaminations or continuations-in-part with respect thereto and any corresponding foreign patents.
1.2 LICENSED LASER shall mean any laser or laser systems which infringes one or more of the valid claims of
the Licensed Patents.
1.3 LICENSED DELIVERY DEVICE shall mean any device that delivers the laser energy to a desired location
which infringes one or more of the valid claims of the Licensed Patents, including such Devices sold with original
equipment or subsequent thereto.
1.4 LICENSED DEVICE shall mean a Licensed Laser and/or a Licensed Delivery Device. It shall be presumed
that a Licensed Device sold by LICENSEE infringes the Licensed Patents (in which case royalties would be due
hereunder) if it is used with an arthroscopic or endoscope in a liquid medium in a met