Dailyfarm Equipment Co., Limited v. Erik Diedrichsen
| Filed | 2026-07-20 |
|---|---|
| Court | N.D. Ill. |
| Docket | 1:26-cv-08546 |
| Nature of suit | 830 Patent |
| Practice area | Patent |
| Plaintiff | Dailyfarm Equipment Co., Limited |
| Defendant | Erik Diedrichsen |
| Complaint | Download the complaint (PDF, free) |
What the complaint alleges
Dailyfarm Equipment Co., Limited sued Erik Diedrichsen in the U.S. District Court for the Northern District of Illinois, seeking declaratory judgments that its chicken feeder port product does not infringe Diedrichsen's U.S. Patent No. 12,642,252 and that the patent is invalid. The suit arises after Diedrichsen invoked Amazon's Patent Evaluation Express procedure to delist Dailyfarm's product, alleging infringement.
Claims asserted
- Declaratory Judgment of Non-Infringement of U.S. Patent No. 12,642,252 under 35 U.S.C. and the Declaratory Judgment Act
- Declaratory Judgment of Invalidity of U.S. Patent No. 12,642,252 under 35 U.S.C. ยงยง 102 and 103