Trademarks = 15

Forward Citations = 588

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10 inventors (with patents filed for the assignee):

Lawrence P Hudon (3 out of 9 patents)

Roddi J Simpson (3 out of 18 patents)

Denis LaBombard (2 out of 25 patents)

4. Louis Woo (2 out of 7 patents)

5. Richard McNary (2 out of 3 patents)

6. Thomas P Stephens (2 out of 12 patents)

7. Daniel E Alesi (1 out of 3 patents)

8. Jacky G Duchamp (1 out of 1 patent)

9. William H Hollister (1 out of 19 patents)

10. Clifford P Melendy (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 6626874 - Anticoagulant internally coated needle (2003-09-30),

2. 6582397 - Needle safety device with antiremoval protection (2003-06-24),

3. 6579254 - Medication adapter and method for use thereof (2003-06-17),

4. 6575944 - Adapter for localized treatment through a tracheal tube and method for use thereof (2003-06-10),

5. 6551287 - Needle protection apparatus used with a vial (2003-04-22),

6. 6524281 - Needle protection device for use with a vial (2003-02-25),

7. 5042475 - Hinged tracheostomy tube obturator (1991-08-27),

8. 4817598 - Tracheostomy tube with ring pull removable inner cannula (1989-04-04),

9. 4637388 - Tracheal tube obturator with reversible tip (1987-01-20),

10. 4193174 - Lever and fulcrum clamping assembly (1980-03-18),

11. 4178939 - Visual indicator for cuff-type catheter (1979-12-18),

Company Overview

Portex, Inc. is a specialized manufacturer based in Keene, New Hampshire, focusing on innovative medical devices and solutions. The company is known for its expertise in respiratory care, anesthesia, and critical care products, catering to healthcare professionals and institutions. With a commitment to enhancing patient outcomes, Portex develops advanced technologies that support a wide range of medical applications, ensuring safety and efficacy in clinical environments. Their dedication to quality and innovation positions them as a key player in the medical device industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

11 Patents

#7 in Keene, NH

#187 in New Hampshire

#27,514 in US

#51,761 in the World

Keene, NH, United States of America

Portex, Inc.

Forward Citations = 588

10 inventors:

Lawrence P Hudon (3 out of 9 patents)

Roddi J Simpson (3 out of 18 patents)

Denis LaBombard (2 out of 25 patents)

4. Louis Woo (2 out of 7 patents)

5. Richard McNary (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Portex, Inc.. Retrieved from https://idiyas.com/company/portex

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]