LG Attack on Whirlpool Refrigerator Patent, among the Reexamination Requests Filed Week of December 5, 2011

Scott Daniels | December 12, 2011

LG has requested reexamination of Whirlpool patent for icemakers (see inter partes Request No. 3).  The Whirlpool patent is already the subject of a declaratory judgment action in Delaware, also filed by LG.  The two companies have been involved in a series of disputes over refrigerator patents. 

Hitachi Koki has requested reexamination of seven Milwaukee Electronic Tool patents for lithium battery packs for hand-tools (see inter partes Request Nos. (8) to (10) and ex parte Request Nos. (5) to (8)).  Milwaukee has sued Hitachi in the Eastern District of Wisconsin for infringing the patents

Reexamination was also requested for two Ronald Katz patents for a telephonic lottery (see ex parte Request Nos. (3) & (4).  Katz patents have been the subject of quite a number of reexaminations over the years.

The following inter partes requests were filed:

(1)         95/001,839 (electronically filed) – U.S. Patent No. 6,968,777 entitled FOOD, VEGETABLES AND FRUIT PROCESSOR and owned by Wei Chih Lin.  Filed December 5, 2011, by Giant Power Corporation

(2)         95/001,840 (electronically filed) – U.S. Patent No. 7,789,127 entitled HEAT TRANSFER TUBES FOR EVAPORATORS and owned by Jiangsu Cuilong Precision Copper Tube Corporation.  Filed December 7, 2011, by Wolverine /Wieland Heat Transfer Techs

(3)         95/001,841 (electronically filed) – U.S. Patent No. 7,386,992 entitled ICE MAKER AND DISPENSER FOR A BOTTOM MOUNT REFRIGERATOR and owned by Whirlpool.  Filed December 7, 2011, by LG Electronics.  The ‘992 patent is currently the subject of a DJ action styled LG Electronics v. Whirlpool (Case No. 1:10-cv-311-GMS (D. Del.)). 

(4)         95/001,842 (electronically filed) – U.S. Patent No. 7,487,583 entitled FASTENER SUPPLY APPARATUS and owned by Henrob Ltd.  Filed December 8, 2011.

(5)         95/001,843 (electronically filed) – U.S. Patent No. 7,849,579 entitled A METHOD FOR DELIVERING FASTENERS TO A TOOL and owned by Henrob Ltd.  Filed December 8, 2011. 

(6)         95/001,844 (electronically filed) – U.S. Patent No. 7,702,669 entitled SYNCHRONIZATION IN UNIFIED MESSAGING SYSTEMS and owned by RingCentral.  Filed December 8, 2011, by j2 Global Communications.  The ‘669 patent is currently the subject of a litigation styled j2 Global Communications et al. v. RingCentral (Case No. 2:11-cv-4686 (C.D. Cal.)). 

(7)         95/001,845 (electronically filed) – U.S. Patent No. entitled SYSTEM FOR AUTOMATICALLY GENERATING QUERIES and owned by Xerox.  Filed December 9, 2011.

(8)         95/001,846 (electronically filed) – U.S. Patent No. 7,999,510 entitled LITHIUM-BASED BATTERY PACK FOR A HIGH CURRENT DRAW, HAND HELD POWER TOOL and owned by Milwaukee Electronic Tool.  Filed December 9, 2011, by Hitachi Koki.  The ‘510 patent is currently the subject of a litigation styled Milwaukee Electric Tool et al. v. Hitachi Koki et al. (Case No. 2:09-cv-948 (E.D. Wis.)).

(9)         95/001,847 (electronically filed) – U.S. Patent No. 7,944,173 entitled LITHIUM-BASED BATTERY PACK FOR A HIGH CURRENT DRAW, HAND HELD POWER TOOL and owned by Milwaukee Electronic Tool.  Filed December 9, 2011, by Hitachi Koki.  The ‘173 patent is currently the subject of a litigation styled Milwaukee Electric Tool et al. v. Hitachi Koki et al. (Case No. 2:09-cv-948 (E.D. Wis.)). 

(10)     95/001,848 (electronically filed) – U.S. Patent No. 7,554,290 entitled LITHIUM-BASED BATTERY PACK FOR A HAND-HELD POWER TOOL and owned by Milwaukee Electronic Tool.  Filed December 9, 2011, by Hitachi Koki.  The ‘290 patent is currently the subject of a litigation styled Milwaukee Electric Tool et al. v. Hitachi Koki et al. (Case No. 2:09-cv-948 (E.D. Wis.)).

 The following ex parte requests were filed:

(1)         90/012,034 (electronically filed) – U.S. Patent No. 6,351,799 entitled INTEGRATED CIRCUIT FOR EXECUTING SOFTWARE PROGRAMS and owned by Lantiq Deutschland GmbH.  Filed December 6, 2011.  The ‘799 patent is currently the subject of a litigation styled Lantiq North America v. Ralink Tech. (Case No. 5:11-cv-234 (N.D. Cal.)).

(2)         90/012,035 (electronically filed) – U.S. Patent No. 5,191,525 entitled SYSTEM AND METHOD FOR EXTRACTION OF DATA FROM DOCUMENTS FOR SUBSEQUENT PROCESSING and owned by Digital Image Systems.  Filed December 9, 2011.

(3)         90/012,036 (electronically filed) – U.S. Patent No. 6,678,360 entitled TELEPHONIC-INTERFACE STATISTICAL ANALYSIS SYSTEM and owned General Electric Capital.  by Filed December 9, 2011, by. The ‘360 patent is currently the subject of two litigations styled Ronald A. Katz Technology Licensing v. Time Warner Cable (Case No. 2:07-cv-2134 (C.D. Cal.)); In re Katz Interactive Call Processing Patent Litigation (Case No. 2:07-cv-1816 (C.D. Cal.)). 

(4)         90/012,037 (electronically filed) – U.S. Patent No. 6,424,703 entitled TELEPHONIC-INTERFACE LOTTERY SYSTEM and owned by General Electric Capital.  Filed, December 9, 2011.  The ‘703 patent is currently the subject of two litigations styled Ronald A. Katz Technology Licensing v. Time Warner Cable (Case No. 2:07-cv-2134 (C.D. Cal.)); In re Katz Interactive Call Processing Patent Litigation (Case No. 2:07-cv-1816 (C.D. Cal.)). 

(5)         90/012,038 (electronically filed) – U.S. Patent No. 7,508,167 entitled METHOD AND SYSTEM FOR CHARGING MULTI-CELL LITHIUM-BASED BATTERIES and owned by Milwaukee Electronic Tool.  Filed, December 9, 2011 by Hitachi Koki.  The ‘167 patent is currently the subject of a litigation styled Milwaukee Electric Tool et al. v. Hitachi Koki et al. (Case No. 2:09-cv-948 (E.D. Wis.)).

(6)         90/012,039 (electronically filed) – U.S. Patent No. 7,164,257 entitled METHOD AND SYSTEM FOR PROTECTION OF A LITHIUM-BASED MULTICELL BATTER PACK INCLUDING A HEAT SINK and owned by Milwaukee Electronic Tool.  Filed December 9, 2011, by Hitachi Koki.  The ‘257 patent is currently the subject of a litigation styled Milwaukee Electric Tool et al. v. Hitachi Koki et al. (Case No. 2:09-cv-948 (E.D. Wis.)).

(7)         90/012,040 (electronically filed) – U.S. Patent No. 7,176,654 entitled METHOD AND SYSTEM OF CHARGING MULTI-CELL LITHIUM-BASED BATTERIES and owned by Milwaukee Electronic Tool.  Filed December 9, 2011, by Hitachi Koki.  The ‘654 patent is currently the subject of a litigation styled Milwaukee Electric Tool et al. v. Hitachi Koki et al. (Case No. 2:09-cv-948 (E.D. Wis.)).

(8)         90/012,041 (electronically filed) – U.S. Patent No. 7,323,847 entitled METHOD AND SYSTEM OF CHARGING MULTI-CELL LITHIUM-BASED BATTERIES and owned by Milwaukee Electronic Tool.  Filed December 9, 2011, by Hitachi Koki.  The ‘847 patent is currently the subject of a litigation styled Milwaukee Electric Tool et al. v. Hitachi Koki et al. (Case No. 2:09-cv-948 (E.D. Wis.)).

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