Philadelphia, PA, United States of America

Greenkeepers, Inc.

Calculating rank

USPTO Granted Patents = 11

% Expired Patents = 9.1

Trademarks = 9

Forward Citations = 194

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3 inventors (with patents filed for the assignee):

Francis C Carroll (9 out of 13 patents)

James Carroll, Jr (7 out of 9 patents)

James Carroll (1 out of 24 patents)

11 patents: Sort by Forward Citations

1. 9849360 - Golf tee with ball support (2017-12-26),

2. D782587 - Golf tee (2017-03-28),

3. D774606 - Golf tee (2016-12-20),

4. 9216337 - Overmolded golf tee and method of making it (2015-12-22),

5. D724685 - Counterweight for golf club (2015-03-17),

6. D715877 - Golf tee (2014-10-21),

7. 6530162 - Sports shoe cleats (2003-03-11),

8. 6463682 - Golf cleat with quick attach and lock and outwardly angled faceted teeth (2002-10-15),

9. D456869 - Golf ball mark repair tool (2002-05-08),

10. D430968 - Golf shoe spike (2000-09-19),

11. 5794367 - Sports shoe cleats (1998-08-18),

Company Overview

Greenkeepers, Inc. is a Philadelphia-based company specializing in innovative solutions for the landscaping and turf management industries. The organization focuses on developing advanced technologies that enhance the health and sustainability of green spaces. With a commitment to environmental stewardship, Greenkeepers, Inc. integrates research in agronomy and horticulture to create products that improve soil quality and plant vitality. Their expertise supports both commercial and residential applications, contributing to the overall enhancement of outdoor environments.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

11 Patents

#89 in Philadelphia, PA

#995 in Pennsylvania

#27,540 in US

#51,831 in the World

Philadelphia, PA, United States of America