Grayl Inc.

Andrew Weber

Travis Merrigan

Scott Rolfson

Christopher Leiter

Geneva Goldwood

Kendall Toerner

William Broadway

A self-back flushing filtration assembly includes an inner container, an outer container, and a filter cartridge. The inner container is configured to receive treated water by way of a filter cartridge. The outer container is configured to hold untreated water and sleeve the filter cartridge and the inner container. The inner container and the filter cartridge are moveably positioned within the outer container to compress and draw the untreated water through filter media within the filter cartridge by way of a filter cap. The filter cap is movably positioned within a cavity of the outer container to draw treated water from the inner container through the filter media of the filter cartridge.

Self-back flushing filtration assembly

A filtration container lid configured to receive a force to filter a fluid in a filtration container assembly comprising a filtration container assembly attachment, a side wall, a top wall having a first concave surface, a cap-mounting portion having two second concave surfaces, and a cap.

Ergonomic cap for filtration

Water bottle cap

Growing community of inventors

Seattle, WA, United States of America

Andrew Weber