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For the Inventor, By the Inventor

Toronto, Canada

Rothmans International Services Limited


USPTO Granted Patents = 15


Forward Citations = 152

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18 inventors (with patents filed for the assignee):

goldMedal Warren A Brackmann (6 out of 53 patents)

silverMedal Stanislav M Snaidr (5 out of 39 patents)

bronzeMedal Takeshi Nehyo (5 out of 7 patents)

4.  Michael H Sheahan (5 out of 11 patents)

5.  Michael Patrick Parker (4 out of 11 patents)

6.  John Roger Sampson (2 out of 13 patents)

7.  Jerzy Kijowski (2 out of 2 patents)

8.  David H Jones (2 out of 2 patents)

9.  Martin Graham Duke (2 out of 2 patents)

10.  Adrian Roy Stewart-Cox (2 out of 11 patents)

11.  Tow P Liew (1 out of 1 patent)

12.  Peter J Molloy (1 out of 1 patent)

13.  Neil Murray Sinclair (1 out of 1 patent)

14.  Robert Kinsey Dart (1 out of 1 patent)

15.  Edward Dennis John (1 out of 1 patent)


15 patents:

1. 6000539 - Cigarette pack (1999-12-14),
2. 5983605 - Machine and process for packing smoking articles (1999-11-16),
3. 5664586 - Tobacco smoke filters and filter rods therefor (1997-09-09),
4. 5657772 - Smoking article and filter therefor (1997-08-19),
5. 5415189 - Lightweight cigarette filter and cigarettes incorporating such filters (1995-05-16),
6. 5392793 - Smoking article with means to raise temperature of smoke (1995-02-28),
7. 5331978 - Method and apparatus for separation of heavy and light particles from (1994-07-26),
8. 5327916 - Filter tip cagarette (1994-07-12),
9. 5307823 - Rod of smoking material and cigarettes made therefrom (1994-05-03),
10. 5190061 - Cigarette smoke filter (1993-03-02),
11. 5080112 - Controlled opening of fibrous materials (1992-01-14),
12. 4967770 - Cigarette making machine hopper (1990-11-06),
13. 4953570 - Cigarette making machine hopper (1990-09-04),
14. 4896681 - Tobacco blend formation (1990-01-30),
15. 4867180 - Cigarette making machine hopper (1989-09-19),
Company Overview
Rothmans International Services Limited, based in Toronto, specializes in the development and manufacturing of tobacco products. The company is known for its commitment to quality and innovation within the tobacco industry, focusing on creating a diverse range of products that cater to various consumer preferences. With a strong presence in international markets, Rothmans emphasizes research and development to enhance product offerings while navigating the evolving regulatory landscape of the tobacco sector.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

15 Patents

#104 in Toronto

#983 in Canada

#39,959 in the World

Toronto, CA
Toronto, Canada

Rothmans International Services Limited

Forward Citations = 152

18 inventors:

goldMedal Warren A Brackmann (6 out of 53 patents)

silverMedal Stanislav M Snaidr (5 out of 39 patents)

bronzeMedal Takeshi Nehyo (5 out of 7 patents)

4.  Michael H Sheahan (5 out of 11 patents)

5.  Michael Patrick Parker (4 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Rothmans International Services Limited. Retrieved from https://idiyas.com/company/rothmans-international-services

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]
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