Legal Opinion
Alemite Mfg. Corp. v. Rogers Products Co.
Court of Appeals for the Third Circuit
Decided January 23, 1930No. 4058PublishedCited by 12 opinions
1Opinion of the Court
THOMSON, District Judge.
This ease involves the question of validity and infringement of claim 2 of patent No. 1,377,023, of Bernard S. Nelson, for which a patent issued May 3, 1921, The invention relates to lubricating devices, and more especially to that class of articles known in the trade as “grease guns,” which are used for the purpose of quickly and easily supplying a regulated quantity of lubricant to parts of automobiles and other mechanism receiving periodic lubrication. The object of the invention was to provide a device of the character described, which was well balanced, easily…
2Cases cited1 opinion
- Leeds & Catlin Company v. Victor Talking Machine Company (No. 2)Supreme Court of the United States · 1909
3Cited by12 opinions
- Allied Wheel Products, Inc. v. RudeCourt of Appeals for the Sixth Circuit · 1953
- Baldwin-Lima-Hamilton Corp. v. Tatnall Measuring Systems Co.District Court, E.D. Pennsylvania · 1958
- Copeman Laboratories Co. v. General Plastics Corp.Court of Appeals for the Seventh Circuit · 1945
- Aluminum Co. of America v. Sperry Products, Inc.Court of Appeals for the Sixth Circuit · 1960
- Aluminum Company Of America v. Sperry Products, Inc.Court of Appeals for the Sixth Circuit · 1960
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