Parker v. Sears
U.S. Circuit Court for the District of Eastern Pennsylvania
[This was a bill in equity by Oliver H. P. Parker against John Sears and others.] These were applications for provisional injunctions to restrain the infringement of the letters patent granted to Zebulon and Austin Parker, October 19, 1829, for what is known as the “Parker water-wheel,” which patent is more particularly referred to in the case of Parker v. Hulme [Case No. 10,740].
1Opinion of the Court
GRIER, Circuit Justice.
Of the one hundred bills filed by the complainant, and against persons charged with infringing his patent, some Seventy have been argued together, on notice of motions for special injunctions. Most of the points involved are common to all the cases, and the different types of alleged infringement do not exceed six or seven. The argument has been conducted by counsel with great zeal and ability, with very great learning, and at very great length. The whole history and science of hydrodynamics has been discussed, and numerous conflicting affidavits read, on the apparent…
2Cited by5 opinions
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- Ney Manuf'g Co. v. Superior Drill Co.U.S. Circuit Court for the District of Southern Ohio · 1893
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