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Intellectual property rights (IPR) in ITU-T Recommendations

Patent statement declaration registered as T88-11
Citation: http://handle.itu.int/11.1002/ps/T88-11
Recommendation number: T.88
ITU registration date: 2003-06-17
Statement declaration date: 2003-06-16
Patent holder/organization: International Business Machines Corporation
Main contact: Director of Licensing
Address: North Castle Drive
Armonk, NY 10504
United States
Tel.: +1 914 765 4350
Fax: +1 914 766 8160
Declaration form version: 15 June 2002 (Common Text)
Licensing declaration: Option 1_ The Patent Holder will grant a royalty-free license to an unrestricted number of applicants on a worldwide, non­discriminatory basis to use the patented material necessary in order to manufacture, use, and/or sell implementations of the above ITU-T Recommendation | ISO/IEC International Standard. The patent Holder's willingness to license is conditioned on reciprocity for the above ITU-T Recommendation | ISO/IEC International Standard.
Late submission remark: -
Statement remark: -
Archived declaration:
TSB patent IdCountryPublication numberApplication numberTitleStatusEPO search (Espacenet)
T88-11-01
US
4463342 Method and means for carry-over control in the high order to low order pairwise combining of digits of a decodable set of relatively shifted finite number stringsGranted
T88-11-02
US
4633490 Symmetrical optimized adaptive data compression/tranfer/decompression systemGranted
T88-11-03
US
4905297 Arithmetic coding encorder and decoder systemGranted
T88-11-04
US
4935882 Probablity adaptation for arithmetic codersGranted
T88-11-05
US
5099440 Probablity adaptation for arithmetic codersGranted
T88-11-06
US
4467317 High-speed arithmetic compression coding using concurrent value updatingGranted
T88-11-07
US
4652856 Multiplication-free multi-alphabet codeGranted
T88-11-08
US
4891643 Arithmetic coding data compression/de-compression by selectively employed, diverse arithmetic coding encoders and decodersGranted
T88-11-09
US
4286256 Method and means for arithmetic coding utilizing a reduced number of operationsGranted
T88-11-10
US
4295125 Method and means for pipeline decoding of the high to low order pairwise combined digits of a decodable set of relatively shifted finite number of stringsGranted
T88-11-11
US
4463386 Facsimile data reductionGranted
T88-11-12
US
4749983 Compression of multilevel signalsGranted
T88-11-13
US
4901363 System for compressing bi-level dataGranted
Disclaimer: This database only displays information communicated to the ITU Secretariat, and is not certified to be either accurate or complete.
The ITU secretariat does not verify the veracity, completeness or accuracy of the information contained in the Patent and Software Declaration Forms, including the actual or potential essentiality of patents or patent applications declared as essential to ITU-T Recommendations.

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