Polydex Pharmaceuticals Limited

Calculating rank

USPTO Granted Patents = 8

% Expired Patents = 12.5

Forward Citations = 33

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5 inventors (with patents filed for the assignee):

Thomas C Usher (8 out of 12 patents)

Robert A Anderson (4 out of 15 patents)

Lourens J D Zaneveld (3 out of 4 patents)

4. Simon H Wallis (1 out of 1 patent)

5. Lourens Jan Zaneveld (1 out of 8 patents)

8 patents: Sort by Forward Citations

1. 7235536 - Cellulose sulfate and other sulfated polysaccharides to prevent and treat papilloma virus infection and other infections (2007-06-26),

2. 7226914 - Cellulose sulfate and other sulfated polysaccharides to prevent and treat papilloma virus infection and other infections (2007-06-05),

3. 7078392 - Cellulose sulfate and other sulfated polysaccharides to prevent and treat papilloma virus infection and other infections (2006-07-18),

4. 6703499 - Process of making carboxylated dextran (2004-03-09),

5. 6063773 - Cellulose sulfate for use as antimicrobial and contraceptive agent (2000-05-16),

6. 4855416 - Method for the manufacture of dextran sulfate and salts thereof (1989-08-08),

7. 4784986 - Skin treatment compositions and method of use thereof (1988-11-15),

8. 4659740 - Cosmetic preparations comprising novel elastin derivatives (1987-04-21),

Company Overview

Polydex Pharmaceuticals Limited is a leading manufacturer and marketer of specialty pharmaceuticals. With a focus on research and development, we bring innovative products to market to improve the lives of patients worldwide. Our commitment to excellence and quality has earned us a strong reputation in the industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

8 Patents

#18 in Nassau

#17 in Bahamas

Nassau, Bahamas