Forward Citations = 211

Loading Chart...

3 inventors (with patents filed for the assignee):

Colin McHardy (3 out of 12 patents)

Klaas J Zwart (3 out of 9 patents)

Peter B Moyes (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 5636661 - Self-piloting check valve (1997-06-10),

2. 5409059 - Lock mandrel for downhole assemblies (1995-04-25),

3. 5267613 - Upstroke jar (1993-12-07),

4. 5156209 - Anti blow-out control apparatus (1992-10-20),

5. 5052849 - Quick-locking connector (1991-10-01),

6. 4883121 - Downhole lock assembly (1989-11-28),

Petroline Wireline Services, Ltd. is a leading provider of wireline services for the oil and gas industry. With over 20 years of experience, we offer a range of wireline solutions including logging, perforating, and well intervention services. Our commitment to safety, efficiency, and customer satisfaction sets us apart in the industry. Visit our website to learn more about our services and how we can meet your wireline needs.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

6 Patents

#36 in Aberdeen

#2,676 in United Kingdom

Aberdeen, United Kingdom

Petroline Wireline Services, Ltd.

Forward Citations = 211

3 inventors:

Colin McHardy (3 out of 12 patents)

Klaas J Zwart (3 out of 9 patents)

Peter B Moyes (1 out of 1 patent)

Please report any incorrect information to [email protected]