inD Aquatics is the pioneer in automated frozen fish food feeding. Our products embody years of original engineering work, protected by issued patents in the United States and additional applications pending in the United States and elsewhere.

This page is provided to satisfy the virtual patent marking provisions of various jurisdictions, including the virtual patent marking provisions of the Leahy-Smith America Invents Act, and to serve as notice under 35 U.S.C. § 287(a). There is no charge for accessing this information.

The following list may not be all-inclusive. Some products listed may be covered by additional patents in the United States and elsewhere that are not listed here, and other products not listed may be protected by one or more patents in the United States and elsewhere. Additional patent applications may be pending. Absence of any product or patent from this list does not constitute a waiver of any intellectual property rights held by inD Aquatics.

Product: aF4 Automated Frozen Fish Food Feeder
Model: aF4
Patent Marking: U.S. Patent No. 12,557,794. Additional patents pending in the U.S. and elsewhere.

The technologies covered include, without limitation, the aF4's Refrigerated Salt Water (RSW) cooling system, which maintains frozen fish food in a fresh, dispensable slurry; and the three-cycle self-cleaning peristaltic pump and dual-solenoid feed-and-purge mechanism that operates between feeding cycles.

Last updated: May 19, 2026

For inquiries regarding inD Aquatics intellectual property, contact: hello@indaquatics.com