Tannage Patent Co. v. Donallan
U.S. Circuit Court for the District of Massachusetts
This was a suit in equity by the Tannage Patent Company against John E. Donallan for infringement of letters patent Nos. 291,784 and 291,785, for a process for tanning leather. Complainant has moved for a preliminary injunction.
1Opinion of the CourtColt, Circuit Judge
(orally). In the first place, on the question of infringement, I think the complainants have made out a prima facie case, which the defendant should have met and overcome by sufficient proof. If a preliminary injunction be granted, and the defendant chooses to move to dissolve it, and can show that he does not use the Schultz process, it would be the duty of the court to vacate the order. But, as the proof now stands, the complainants have made out their case upon this point.
The main question raised on this motion relates to the validity of the Schultz patents in view of the old Francillon…
2Cases cited1 opinion
- Tannage Patent Co. v. ZahnCourt of Appeals for the Third Circuit · 1895
3Cited by4 opinions
- Bowers v. San Francisco Bridge Co.U.S. Circuit Court for the District of Northern California · 1898
- Tannage Patent Co. v. AdamsU.S. Circuit Court for the District of Eastern Pennsylvania · 1896
- Tannage Patent Co. v. DonallanU.S. Circuit Court for the District of Massachusetts · 1899
- Duff Mfg. Co. v. NortonU.S. Circuit Court for the District of Massachusetts · 1899