Legal Opinion
Sukup Mfg. Co. v. Sioux Steel Co.
District Court, N.D. Iowa
Decided February 11, 2019No. C17-3073-LTS (Lead Case); C18-3017-LTS (Related Case)Published
1Opinion of the CourtLeonard T. Strand, Chief Judge
I. INTRODUCTION
This action is before me for submission to the parties of a ruling on patent claims construction after a Markman hearing.1 Defendant Sioux Steel Company (Sioux Steel) holds United States Patent No. 6,499,930 ('930 patent) which, as will be discussed, involves a grain bin unloading system. Plaintiff Sukup Manufacturing Co. (Sukup) seeks a declaratory judgment under 28 U.S.C. §§ 2201 and 2202 that its Zero-Entry Paddle Sweep products do not infringe the '930 patent. See Doc. No. 1.2
*807The parties dispute the construction of certain claim terms contained in the '930 patent.
II.…
2Cases cited51 opinions
- MARKMAN Et Al. v. WESTVIEW INSTRUMENTS, INC., Et Al.Supreme Court of the United States · 1996
- Edward H. Phillips v. Awh Corporation, Hopeman Brothers, Inc., and Lofton Corporation, Defendants-CrossCourt of Appeals for the Federal Circuit · 2006
- Herbert Markman and Positek, Inc. v. Westview Instruments, Inc. And Althon Enterprises, Inc.Court of Appeals for the Federal Circuit · 1995
- Vitronics Corporation v. Conceptronic, Inc.Court of Appeals for the Federal Circuit · 1996
- Cybor Corporation v. Fas Technologies, Inc., and Fastar Ltd., Defendants-CrossCourt of Appeals for the Federal Circuit · 1998
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