How to File a Patent in X Steps. 1. Search the United States Patent and Trademark Office. Before you invest another dollar or minute of your time, use this search engine to make sure your idea hasn't already been patented. Make sure your idea is something you can patent using this resource from the USPTO.
Phaeophyta or brown algae are a group of autotrophic, multicellular organisms, belonging to the class Phaeophyceae in the division Chromophyta. They contain the xanthophyll pigment - fucoxanthin, in addition to chlorophyll a and c. Hence, the members of phaeophyta exhibit a characteristic greenish-brown color.
Brown algae which is also known as diatoms can be very difficult to remove from the aquarium. To make matters worse Brown algae looks terrible and can be harmful to your fish. Brown algae is a unicellular organism that is brown in color it has a bony structure that is primarily composed of silicon nitrate. Brown algae develops in aquariums with high nitrates and sometimes those with high silicon levels.