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2 Lossless Data Compression,Recommended Standard, Issue 2, MAy 2012, CCSDS, 121.0-B-2
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4 License Considerations, Section A3, page 37
6 With respect to this issue we got the following information from the aforementioned
9 From: Geurts, Bryan A. (GSFC-1401)
10 Sent: Tuesday, April 21, 2009 12:14 PM
11 To: Yeh, Pen-Shu (GSFC-5670)
12 Subject: RE: Need help from you again
16 The license agreement with ICs, LLC, for Patent Numbers US 5,448,642,
17 US 5,687,255 and US 5,822,457, has been terminated effective March 31,
18 2009. NASA has no other licensee of these patents. It is NASA's intent
19 to not pay the remaining maintenance fees owing on these patents,
20 thereby allowing them to eventually become abandoned, and to not
23 If you have any questions or concerns, please do not hesitate to contact me.
27 NASA Goddard Space Flight Center
28 Code 140.1, 8800 Greenbelt Road
33 Reassuring this information in August 2012 because of the license
34 considerations in the above referenced CCSDS standard:
36 From: Geurts, Bryan A. (GSFC-1401)
37 Sent: Friday, August 31, 2012 10:36 AM
39 Subject: RE: Patent 5448642
43 Per my email cited above, NASA has no interest in licensing or
44 maintaining US Patent No. 5448642 and therefore has no objection to
45 your use of its teachings and claims. However, while NASA has
46 effectively abandoned this patent, any use of the subject matter is at
47 your own risk and NASA cannot warrant that its use will satisfy your
48 particular needs or that your use will not infringe on another's
49 intellectual property rights.
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53 The cited CCSDS standard does not refer to any other intellectual property rights.
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