Bio Gro Systems, Incorporated

Calculating rank

USPTO Granted Patents = 6

Trademarks = 1

Forward Citations = 132

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4 inventors (with patents filed for the assignee):

Mark J Girovich (5 out of 6 patents)

Jerome F Dausman (2 out of 2 patents)

Donald P Clark (1 out of 18 patents)

4. Raymond J Avendt (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 5679262 - Method for alkaline treatment of sewage sludge for beneficial use (1997-10-21),

2. 5435923 - Method for the treatment of sewage sludge and the like (1995-07-25),

3. 5259977 - Method and apparatus for the treatment of sewage sludge and the like (1993-11-09),

4. 5215670 - Process of drying and pelletizing sludge in indirect dryer having (1993-06-01),

5. 5069801 - Indirect heat drying and simultaneous pelletization of sludge (1991-12-03),

6. 4872998 - Apparatus and process for forming uniform, pelletizable sludge product (1989-10-10),

Company Overview

Bio Gro Systems, Incorporated is a leading provider of advanced agricultural technology solutions. We specialize in developing innovative, sustainable systems for optimizing plant growth and increasing crop yields. Our products are designed to enhance soil health, improve nutrient absorption, and promote overall plant health. With a focus on sustainability and environmental stewardship, we are committed to helping farmers around the world achieve greater productivity and profitability.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

6 Patents

#18 in Annapolis, MD

#635 in Maryland

#45,063 in US

Annapolis, MD, United States of America