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For the Inventor, By the Inventor

Moultonborough, NH, United States of America

Portlyn Corporation


USPTO Granted Patents = 2

Forward Citations = 35

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2 inventors (with patents filed for the assignee):

goldMedal David E Porter (1 out of 2 patents)

silverMedal Ronald V Porter (1 out of 1 patent)


2 patents:

1. 5766197 - Surgical cutting instrument with anti-torgue outer jacket (1998-06-16),
2. 5571129 - Surgical cutting instrument with improved cleaning capability and ease (1996-11-05),
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USPTO Data Jan 1 1976 - Sep 29 2026

2 Patents

#2 in Moultonborough, NH

#634 in New Hampshire

#94,730 in US

Moultonborough, NH (US)
Moultonborough, NH, United States of America

Portlyn Corporation

Forward Citations = 35

2 inventors:

goldMedal David E Porter (1 out of 2 patents)

silverMedal Ronald V Porter (1 out of 1 patent)

Please report any incorrect information to [email protected]
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