The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 26, 2024

Filed:

Mar. 01, 2019
Applicant:

Fraunhofer-gesellschaft Zur Förderung Der Angewandten Forschung E.v., Munich, DE;

Inventors:

Paul Stockmann, Stuttgart, DE;

Harald Strittmatter, Stuttgart, DE;

Volker Sieber, Stuttgart, DE;

Claudia Falcke, Stuttgart, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 69/14 (2006.01); C07C 225/10 (2006.01); C07C 251/44 (2006.01); C07D 223/32 (2006.01);
U.S. Cl.
CPC ...
C08G 69/14 (2013.01); C07C 225/10 (2013.01); C07C 251/44 (2013.01); C07D 223/32 (2013.01);
Abstract

The present invention relates to a process for the preparation of an isomer-enriched mixture of 3S- and 3R-caranone from 3-carane epoxide, a 3S-caranone obtained therefrom, a process for the production of 3S-caranlactam from 3-carene, a process for the production of 3R-caranlactam from 3-carene, a 3S-caranoxime, a 3S-caranlactam, a 3S-polycaranamide, a 3R-polycaranamide, a 3S/3R-co-polycaranamide, a 3S-caranlactam-laurolactam co-polycaranamide, a 3R-caranlactam-laurolactam co-polycaranamide, a 3S-caranlactam-3R-caranlactam-laurolactam co-polycaranamide, a 3S-caranlactam-caprolactam co-polycaranamide, a 3R-caranlactam-caprolactam co-polycaranamide, as well as a 3S/3R-caranlactam-caprolactam co-polycaranamide.


Find Patent Forward Citations

Stockmann, Paul. (2024). Isomer-enriched 3-caranlactams and polyamides based thereon with high optical purity and adjustable crystallinity for high-performance applications (U.S. Patent No. 12152107). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12152107

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