Company Filing History:

6 out of 642

Metallgesellschaft Aktiengesellschaft

patents

1 out of 2

Stadtwerke Munster Gmbh

patents

1 out of 12,157

Bayer Aktiengesellschaft

patents

where one patent can have more than one assignee

Years Active: 1976-1989

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4842835 - Process of purifying flue gases (1989-06-27),

2. 4834954 - Process for cleaning flue gases (1989-05-30),

3. 4333917 - Process of producing sulfuric acid (1982-06-08),

4. 4330364 - Process of strengthening dilute phosphoric acid (1982-05-18),

5. 4276116 - Process of strengthening dilute phosphoric acid (1981-06-30),

6. 3963423 - Catalytic reactor having annular catalyst tray means (1976-06-15),

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.

For the Inventor, By the Inventor

Karl H Dorr

Location History:

Company Filing History:

Years Active: 1976-1989