Purac Aktiebolag

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USPTO Granted Patents = 5

Forward Citations = 108

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8 inventors (with patents filed for the assignee):

Per-Erik Andersson (5 out of 7 patents)

Thomas G Welander (4 out of 4 patents)

Goran E Annergren (2 out of 4 patents)

4. Bengt G Hansson (2 out of 2 patents)

5. Nils L Molin (2 out of 3 patents)

6. Hans E Hoglund (1 out of 9 patents)

7. Per V Peterson (1 out of 7 patents)

8. Bengt A Olsson (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 4663043 - Method of treating peroxide-containing wastewater (1987-05-05),

2. 4659471 - Method of controlling an anaerobic treatment process (1987-04-21),

3. 4632759 - Wastewater treatment method (1986-12-30),

4. 4614587 - Wastewater treatment method (1986-09-30),

5. 4597872 - Method for anaerobic wastewater treatment (1986-07-01),

Company Overview

Purac Aktiebolag is a Swedish company specializing in environmental consulting and sustainable development. With a focus on renewable energy and resource management, Purac offers solutions for businesses looking to reduce their carbon footprint and adhere to environmentally friendly practices. Their team of experts provides tailored strategies and innovative technologies to help clients achieve their sustainability goals efficiently and effectively.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

5 Patents

#75 in Lund

#1,098 in Sweden

Lund, Sweden