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Santiago, Chile

Biosigma S.a.

USPTO Granted Patents = 14

% Expired Patents = 64.3

Forward Citations = 11

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26 inventors (with patents filed for the assignee):

Ricardo Badilla Ohlbaum (6 out of 6 patents)

Pilar A Parada Valdecantos (6 out of 6 patents)

Pilar Angélica Parada Valdecantos (5 out of 5 patents)

4. Katia Nicole Ehrenfeld Stolzenbach (4 out of 4 patents)

5. Alejandro Eduardo Maass Sepúlveda (4 out of 4 patents)

6. Andrés Octavio Aravena Duarte (4 out of 4 patents)

7. Mauricio Alejandro Gonzalez Canales (3 out of 3 patents)

8. Servet Martinez Aguilera (3 out of 3 patents)

9. Roberto Andres Bobadilla Fazzini (2 out of 2 patents)

10. Patricio Ernesto Martinez Bellange (2 out of 2 patents)

11. Leandro Mauricio Padilla Iglesias (2 out of 2 patents)

12. Pedro Antonio Morales Cerda (2 out of 2 patents)

13. Atsuko Ohata (2 out of 2 patents)

14. Manabu Manabe (2 out of 2 patents)

15. Enrique Anselmo Roman Espinoza (1 out of 2 patents)

14 patents: Sort by Forward Citations

1. 11319612 - Biotechnological procedure to remove magnetic sulfur impurities from iron concentrate ores (2022-05-03),

2. 10131961 - Capsules of viable biomining microorganisms, with alginate and iron ions called biosigma bioleaching seeds (BBS) and their use for inoculation of these microorganisms in bioleaching processes (2018-11-20),

3. 8927246 - [object Object] (2015-01-06),

4. 8728785 - Additive for bioleaching that is substantially made up of the Licanantase lipoprotein, and bioleaching process to which this additive is added to increase the recovery of copper (2014-05-20),

5. 8492093 - Method for the identification and quantification of microorganisms useful in biomining processes (2013-07-23),

6. 8470569 - Hydrometallurgical procedure for the production of ferric-sulfate from fayalite slag (2013-06-25),

7. 8372628 - Sulfur-oxidizing bacteria and their use in bioleaching processes for sulfured copper minerals (2013-02-12),

8. 8207324 - Array of nucleotidic sequences for the detection and identification of genes that codify proteins with activities relevant in biotechnology present in a microbiological sample, and method for using this array (2012-06-26),

9. 8163558 - [object Object] (2012-04-24),

10. 7915031 - DNA fragments array from biomining microorganisms and method for detection of them (2011-03-29),

11. 7853408 - Method for the design of oligonucleotides for molecular biology techniques (2010-12-14),

12. 7837760 - Process to increase the bioleaching speed of ores or concentrates of sulfide metal species, by means of continuous inoculation with leaching solution that contains isolated microorganisms, with or without presence of native microorganisms (2010-11-23),

13. 7700343 - Sulfur-oxidizing bacteria and their use in bioleaching processes for sulfured copper minerals (2010-04-20),

14. 7601530 - Bacteria strain wenelen DSM 16786, use of said bacteria for leaching of ores or concentrates containing metallic sulfide mineral species and leaching processes based on the use of said bacteria or mixtures that contain said bacteria (2009-10-13),

BIOSIGMA S.A. is a leading biotechnology company specializing in the development and production of high-quality biological reagents and laboratory diagnostic solutions. With a commitment to scientific excellence and innovation, BIOSIGMA provides a wide range of products for research, clinical diagnostics, and biopharmaceutical manufacturing. Our products are used by scientists, healthcare professionals, and pharmaceutical companies worldwide, enabling advancements in various fields such as genomics, proteomics, and immunology. With a strong focus on customer satisfaction and reliable support, BIOSIGMA continues to deliver cutting-edge solutions that contribute to improving human health and well-being.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

14 Patents

#6 in Santiago

#8 in Chile

#42,111 in the World

Santiago, Chile

Biosigma S.a.

Forward Citations = 11

26 inventors:

Ricardo Badilla Ohlbaum (6 out of 6 patents)

Pilar A Parada Valdecantos (6 out of 6 patents)

Pilar Angélica Parada Valdecantos (5 out of 5 patents)

4. Katia Nicole Ehrenfeld Stolzenbach (4 out of 4 patents)

5. Alejandro Eduardo Maass Sepúlveda (4 out of 4 patents)

Please report any incorrect information to [email protected]

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