IEEE Standards Association
IEEE-SA RECORDS OF IEEE STANDARDS-RELATED PATENT LETTERS OF ASSURANCE
FOR IEEE STANDARDS 802.5 - 802.10 AND AMENDMENTS
| Std No. | Patent Owner | Contact for License | Patent
Serial No. (if indicated) |
Letter
Date |
Assurance
Received |
Date
record entered or revised (if known) |
|---|---|---|---|---|---|---|
| 802.5 | Willemijn Houdstermaatschappij BV Postbus 29193, 3001 GD Rotterdam, The Netherlands | Pollock, Vande Sande & Priddy 1990 M Street, N.W., P. O. Box 19088, Washington, D. C. 20036-3425 (U.S. Counsel), tel: 202-331-7111, fax: 202-293-6229 | 4,293,948 US (may be others) | 28 Jan 88 | yes | |
| 802.5 | Beale International Technology Clifton Technology Centre, Clifton Moor Gate York YO3 8XF United Kingdom | R. P. Ritchie - Assistant General Counsel, tel: +44 0904-692700, fax: +44 0904-692097 | 4,709,365 US 0140712 (European patent) | 17 Mar 89 | yes | |
| 802.5 | International Business Machines Corporation Armonk, New York 10504 | W. C. Doud - Vice President | not indicated | 17 May 83 | yes | |
| 802.5 | International Business Machines | Dr. W. Charlton Adams Jr.-Program Director Standards and Open Source, Technology & Intellectual Property, North Castle Drive, Armonk NY 10504 ; tel: +1-914-765-4382; fax: +1-914-765-4420; email: wcadams@us.ibm.com; URL: www.ibm.com | 5,680,397 US | 15 Nov 07 | yes | 16 Nov
07 |
| 802.5 | Proteon, Inc. Nine Technology Drive, Westborough, Massachusetts 01581-1799 | Patrick Courtin - President, Alan C. Marshall - Vice President, tel: 1-508-898-2800 | not indicated | 16 Jul 92 | yes | |
| 802.5c | Hitachi, Ltd. New Marunouchi Building, 5-1, Marunouchi 1-chome, Chiyoda-ku, Tokyo 100, Japan | H. Aoyama - General Manager, Intellectual Property Office, tel: 03-212-1111, fax: 03-214-3110 | 4,763,315 US | 16 Mar 9 | yes | |
| 802.5c | Unisys Corporation One Unisys Place, Detroit, Michigan 48232 | Edmund M. Chung - Vice President & General Manager, tel: 1-313-972-7114 | 4,190,821 US | 7 Sep 89 | yes | |
| 802.5m | Proteon, Inc. Nine Technology Drive, Westborough, Massachusetts 01581-1799 | Patrick Courtin - President Alan C. Marshall - Vice President, tel: 1-508-898-2800, | not indicated | 16 Jul 92 | yes | |
| 802.5m | RAD Network Devices Ltd. Atidim Technological Park, Bldg.1, Tel Aviv 61131, Israel | Amnon Yacoby | 5,088,090 US | 25 Aug 92 | yes | |
| 802.5t | NORTEL NETWORKS CORP., 8200 Dixie Road, Suite 100, GMS 036/NO/151, Brampton, ON L6T5P6, Canada | Stuart Wilkinson, Vice-President - IP Licensing & Transactions, tel: 905-863-1146, fax: 905-863-8431 | 5,321,372 US | 25 Oct 99 | yes | 16 Aug
00 |
| 802.5t | Cisco Systems, Inc., 170 West Tasman Drive, San Jose, CA 95134-1706 | Dan Lang-Director, Patents and Standards IPR, tel: +1-408-526-6672, fax: +1-408-526-5952, email: standards-ipr@cisco.com | 5,280,500 US | 27 Oct 99 | yes | 12 Jul
07 |
| 802.5t | Cabletron Systems, 35 Industrial Way, PO Box 5005, Rochester, NH 03866-5005 | Norma E. Henderson, Esq., Patent Counsel - Cabletron Systems Inc., tel: 603-332-9400 | not indicated | 20 Sep 99 | yes | 16 Aug
00 |
| 802.5t | Hyundai Electronics Industries Co., Ltd., Hyundai Jeonja Bldg. 66, Chuckseon-dong, Chongro-ku, Seoul, Korea | U.S. Counsel: Robert C. Colwell, TOWNSEND and TOWNSEND and CREW, 379 Lytton Avenue., Palo Alto, CA 94301-1431, tel: 650-326-2400, fax: 650-326-2422 | 4,530,088 US | 13 Oct 99 | yes | 16 Aug
00 |
| 802.5t | PARADYNE, 8545 126th Ave. N., Largo, FL 33773 | James L. Slattery - Senior Vice-President, Chief Legal and Intellectual Property Officer, Corporate Secretary, tel: 727-530-2000 | not indicated | 9 Sep 99 | yes | 16 Aug
00 |
| 802.6 | AT&T, 10 Independence Blvd., PO Box 4911, Warren, NJ 07060-0911 | T. C. Dodd - Manager, Intellectual Property, tel: 201-580-4000, fax: 201-580-8355 | not indicated | 24 May 90 | yes | |
| 802.6 | QPSX Communications Ltd. , Perth, Western Australia | Peter Abery - Managing Director | 1, 252,540 (Canada) 5,051,742 US 4,922,244 US 591,645 (Australia) 617,928 (Australia) 5,050,166 US 601,571 (Australia) | yes | 10 Sep 97 | |
| 802.9 | National Semiconductor Corporation 900 National Parkway, Suite 225, Schaumburg, Illinois 60173 | Richard Brand | not indicated | 8 Mar 93 | yes | |
| 802.9 | Racal - Datacom Ltd. Landata House, HOOK, Hampshire, United Kingdom | Peter McCall - Contracts Manager, tel: 44-256-763911, fax: 44-256-766272 | not indicated | 3 Nov 92 | yes | |
| 802.9a | National Semiconductor Corporation 900 National Parkway, Suite 225, Schaumburg, Illinois 60173 | Sanjay Popli - Technology Development, tel: 1-708-517-5572, fax: 1- 708-517-5810 | not indicated | 18 Sep 95 | yes | |
| 802.9f | Intecom, Inc. Liberty Plaza II, 5057 Keller Springs Road, Dallas, TX 75248 | Richard B. Platt - Chief Technology Director, tel: 1-800-946-2483, fax: 1- 214-447-8205 | patent pending | 9 Mar 95 | yes | |
| 802.10c | Cylink Corporation 910 Hermosa Court, Sunnyvale, CA 94086 | Robert B. Fougner General Counsel tel: 1-408-735-5800 fax: 1-408-735-6643 | 4,424,414 US | 20 Jan 98 | yes.
Patent not necessary to practice the standard |
21 Jan 98 |