Company Filing History:

12 out of 113

Haarmann & Reimer Gmbh

patents

1 out of 12,157

Bayer Aktiengesellschaft

where one patent can have more than one assignee

Years Active: 1984-2007

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7208142 - Indanylidene compounds (2007-04-24),

2. 6258963 - Benzylidene-&ggr;-butyrolactones, process for their preparation and their use as UV absorber (2001-07-10),

3. 6153175 - Indanylidene compounds, a process for their preparation and their use as (2000-11-28),

4. 6042814 - Sulphonic acids and their use as UV absorbers (2000-03-28),

5. 6039939 - N-acyl-hydroxyamino acid esters and their use (2000-03-21),

6. 6037473 - Use of substituted benzazoles as UV absorbers, new benzazoles and (2000-03-14),

7. 5965066 - Indanylidene compounds, a process for their preparation and their use as (1999-10-12),

8. 5961960 - Use of substituted benzazoles as UV absorbers, new benzazoles and (1999-10-05),

9. 5783725 - Stabilized lactic acid menthyl ester (1998-07-21),

10. 5585091 - Use of benzazoles UV absorbers, new benzazoles and a process for their (1996-12-17),

11. 5527519 - Finely divided, highly pure neutral zinc oxide powder, a process for its (1996-06-18),

12. 4562067 - Preparation of novel dibenzoylmethane derivative sunscreen agents (1985-12-31),

13. 4455295 - N-(p-Sulfophenyl) cinnamamide as sunscreen agent (1984-06-19),

Title: The Innovations of Roland Langner

Introduction

Roland Langner is a notable inventor based in Bevern, Germany, recognized for his contributions to the field of chemistry. With a total of 13 patents to his name, Langner has made significant advancements, particularly in the development of UV filters and absorbers for various applications.

Latest Patents

Among his latest patents are the novel indanylidene compounds, which serve as effective UV-A filters in cosmetic compositions aimed at protecting skin and hair. Additionally, he has developed modified benzylidene-γ-butyrolactones, which are utilized as UV absorbers in pharmaceutical and cosmetic products, including sunscreens and haircare items. These innovations also enhance industrial products such as paints, surface coatings, plastics, textiles, packaging materials, and rubbers.

Career Highlights

Langner has had a distinguished career, working with prominent companies such as Haarmann & Reimer GmbH and Bayer Aktiengesellschaft. His work has significantly impacted the cosmetic and pharmaceutical industries, leading to safer and more effective products.

Collaborations

Throughout his career, Langner has collaborated with esteemed colleagues, including Oskar Koch and William Johncock, contributing to the advancement of his innovative projects.

Conclusion

Roland Langner's contributions to the field of chemistry through his patents and collaborations highlight his role as a key innovator in developing UV protection technologies. His work continues to influence various industries, ensuring safer products for consumers.

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1 patent (CIPO):

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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.