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Snamprogetti

USPTO Granted Patents = 336

% Expired Patents = 3.6

CIPO Patents = 10

Forward Citations = 3,336

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350 inventors (with patents filed for the assignee):

Bruno Notari (23 out of 27 patents)

Domenico Sanfilippo (22 out of 26 patents)

Carlo Rescalli (20 out of 21 patents)

4. Mario Marchionna (19 out of 25 patents)

5. Vincenzo Lagana' (16 out of 17 patents)

6. Vittorio Fattore (15 out of 18 patents)

7. Walter Marconi (15 out of 19 patents)

8. Giuseppe Bellussi (13 out of 78 patents)

9. Franco Buonomo (13 out of 26 patents)

10. Umberto Zardi (13 out of 13 patents)

11. Vincenzo Lagana (12 out of 18 patents)

12. Sebastiano Cesca (12 out of 17 patents)

13. Luigi Gazzi (10 out of 10 patents)

14. Luciano Re (10 out of 13 patents)

15. Rodolfo Iezzi (9 out of 12 patents)

Core Competencies:

Corrosion-Resistant

Bimetallic Tube

Heavy Feedstocks

Urea Synthesis

Hydrocarbon Blends

Dehydrogenation

Synthesis Gas

Catalytic Composition

Fluidized Bed Reactor

Olefins Production

Seismic Joint

Pipeline Technology

336 patents: Sort by Forward Citations

1. 9341419 - Corrosion-resistant bimetallic tube and its use in tube bundle equipment (2016-05-17),

2. 8134039 - [object Object] (2012-03-13),

3. 8123932 - Process for the conversion of heavy feedstocks such as heavy crude oils and distillation residues (2012-02-28),

4. 8033367 - Seismic and dynamic axial damper applicable to elements preferably having a cylindrical, rectangular or squared section (2011-10-11),

5. 8017000 - Process for the conversion of heavy feedstocks such as heavy crude oils and distillation residues (2011-09-13),

6. 7712517 - Tube bundle apparatus for processing corrosive fluids (2010-05-11),

7. 7712489 - Process for the zero emission storage of sulphur (2010-05-11),

8. 7691256 - Process for the conversion of heavy charges such as heavy crude oils and distillation residues (2010-04-06),

9. 7595427 - Process for production of styrene by catalytic gas phase dehydrogenation of ethylbenzene (2009-09-29),

10. 7510646 - Process for the production of hydrocarbon blends with a high octane number by the hydrogenation of hydrocarbon blends containing branched olefinic cuts (2009-03-31),

11. 7473668 - Catalytic composition for the dehydrogenation of alkylaromatic hydrocarbons (2009-01-06),

12. 7404942 - Process for the production of hydrogen and the co-production of carbon dioxide (2008-07-29),

13. 7339086 - Process for the hydrogenation of branched olefins deriving from the dimerization of isobutene (2008-03-04),

14. 7255795 - Process for selectively removing molybdenum from liquid mixtures containing it together with vanadium (2007-08-14),

15. 7235706 - Process for preparing light olefins by dehydrogenation of the corresponding paraffins (2007-06-26),

Company Overview

Snamprogetti, headquartered in Milan, Italy, specializes in advanced chemical processing technologies. The company focuses on developing innovative solutions for corrosion-resistant materials, bimetallic tubes, and the processing of heavy feedstocks. Its expertise extends to urea synthesis, hydrocarbon blends, and dehydrogenation processes, contributing to efficient synthesis gas production. Snamprogetti's commitment to enhancing catalytic compositions positions it as a key player in the chemical engineering sector, addressing complex challenges in the industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

336 Patents

#7 in Milan

#19 in Italy

#2,691 in the World

Snamprogetti

Forward Citations = 3,336

350 inventors:

Bruno Notari (23 out of 27 patents)

Domenico Sanfilippo (22 out of 26 patents)

Carlo Rescalli (20 out of 21 patents)

4. Mario Marchionna (19 out of 25 patents)

5. Vincenzo Lagana' (16 out of 17 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Snamprogetti. Retrieved from https://idiyas.com/company/snamprogetti

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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