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For the Inventor, By the Inventor

S. Mamede do Coronado, Portugal

Portela, C.a., S.a.

Calculating rank
USPTO Granted Patents = 11

% Expired Patents = 9.1



Forward Citations = 78

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10 inventors (with patents filed for the assignee):

goldMedal David Alexander Learmonth (10 out of 42 patents)

silverMedal Jan Benes (3 out of 3 patents)

bronzeMedal Alexander Beliaev (2 out of 15 patents)

4.  Patricio Manuel Viera Araújo Soares Da Silva (2 out of 3 patents)

5.  Patricio Mva Soares Da Silva (2 out of 2 patents)

6.  Laszlo Erno Kiss (1 out of 18 patents)

7.  Pedro Nuno Leal Palma (1 out of 14 patents)

8.  Humberto Dos Santos Ferreira (1 out of 8 patents)

9.  Patricio Manuel Vieira Araújo Soares Da Silva (1 out of 1 patent)

10.  Patricio Manuel Viera Araujo Soares Da Silva (1 out of 1 patent)

11.  Patricio Manuel Vieira Araujo Soares Da Silva (11 patents)

12.  Patricio Manuel Araujo Soares Da Silva (0 patent)

13.  Patricio Manuel Soares Da Silva (0 patent)

14.  Patricio Manuel Da Silva (0 patent)


11 patents:

1. 8168793 - Nitrocatechol derivatives as COMT inhibitors (2012-05-01),
2. 7820813 - Method for preparation of (S)-(+)- and (R)-(−)-10,11-dihydro-10-hydroxy-5H-dibenz/b,f/azepine-5-carboxamide (2010-10-26),
3. 7259271 - Peripherally-selective inhibitors of dopamine-β-hydroxylase and method of their preparation (2007-08-21),
4. 7241886 - Method for preparation of 10,11-dihydro-10-hydroxy-5h-dibenz/b, f/azepine-5-carboxamide and 10,11-dihydro-10-oxo-5h-dibenz/b, f/azepine-5-carboxamide (2007-07-10),
5. 7189846 - Method for racemization of (S)-(+)- and (R)-(−)-10,11-dihydro-10-hydroxy-5h-dibenz[B,F]azepine-5-carboxamide and optically enriched mixtures thereof (2007-03-13),
6. 7125904 - Peripherally-selective inhibitors of dopamine-β-hydroxylase and method of their preparation (2006-10-24),
7. 7119197 - Method for preparation of (s)-(+)-and(r)-(-)10,11-dihydro-10-hydrodoxy-5h-dibenz/b,f/azephine-5-carboxamide (2006-10-10),
8. 7005553 - Method for the nitration of phenolic compounds (2006-02-28),
9. 6512136 - Substituted 2-phenyl-1-(3,4-dihydroxy-5-nitrophenyl)-1-ethanones, their use in the treatment of some central and peripheral nervous system disorders and pharmaceutical compositions containing them (2003-01-28),
10. 5866566 - Derivatives of 10, 11-Dihydro-10-OXO-5H-Dibenz/B,F/Azepine-5-carboxamide (1999-02-02),
11. 5753646 - Substituted dihydrodibenzo/b,f/azepines, method of their preparation, (1998-05-19),
Company Overview
Portela, C.a., S.a. is a prominent company based in S. Mamede do Coronado, Portugal, specializing in the development and manufacturing of advanced packaging solutions. The organization focuses on innovative technologies that cater to various industries, including pharmaceuticals and consumer goods. With a commitment to quality and sustainability, Portela leverages its expertise in materials science and engineering to create products that meet the evolving needs of its clients, ensuring efficiency and reliability in packaging applications.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

Portela, C.a., S.a. USPTO Patent Assignee Logo
11 Patents

#2 in S. Mamede do Coronado

#16 in Portugal

#51,831 in the World

S. Mamede do Coronado, PT
S. Mamede do Coronado, Portugal

Portela, C.a., S.a.

Forward Citations = 78

10 inventors:

goldMedal David Alexander Learmonth (10 out of 42 patents)

silverMedal Jan Benes (3 out of 3 patents)

bronzeMedal Alexander Beliaev (2 out of 15 patents)

4.  Patricio Manuel Viera Araújo Soares Da Silva (2 out of 3 patents)

5.  Patricio Mva Soares Da Silva (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Portela, C.a., S.a.. Retrieved from https://idiyas.com/company/portela-c-a-s-a

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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