History for IPR disclosure
Adobe license to use TIFF in IETF standards

From: http://www.ietf.org/ietf-ftp/IPR/Adobe-TIFF

The following was extracted from an email message from Steve Zilles
(Adobe) sent to the IETF FAX Working Group mailing list


                                                        September 29, 1997
Mr. Don Heath
Internet Society International Secretariate
12020 Sunrise Valley Drive
Suite 210
Reston, Virginia 20191

Re: Referencing TIFF specifications from ISOC/IETF Standards

Dear Mr. Heath,

There has been a discussion of the use of the TIFF specification as the
basis for the interchange of FAX data on the Internet. In conjunction with
that work, Adobe Systems supports the use of and, hereby, grants you a
license to use the  TIFF specification as the basis for an ISOC/IETF
standard provided the following conditions are met:

1.      The ISOC/IETF standard incorporates the TIFF specification only by
reference to a published version of the TIFF specification. This reference
should include both a version number and a publication date; for example,
TIFF 6.0 dated June 3, 1992.

2.      Adobe is acknowledged as the copyright holder on the version of the
TIFF specification that is referenced. The reference should include the
following copyright notice: The TIFF