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.
Patent No.:
Date of Patent:
Sep. 30, 2025
Filed:
Nov. 18, 2021
Applicants:
Merck Patent Gmbh, Darmstadt, DE;
Versum Materials Us, Llc, Tempe, AZ (US);
Inventors:
Christoph Wetzel, Ehingen, DE;
Holger Heil, Frankfurt am Main, DE;
Michal Krompiec, Southampton, GB;
Lars Lietzau, Rossdorf, DE;
David Bruge, Frankfurt am Main, DE;
Ming Fang, Andover, MA (US);
Sergei V. Ivanov, Schnecksville, PA (US);
Assignees:
Merck Patent GmbH, Darmstadt, DE;
Versum Materials US, LLC, Tempe, AZ (US);
Primary Examiner:
Int. Cl.
CPC ...
C07F 17/00 (2006.01); C23C 16/40 (2006.01); C23C 16/44 (2006.01); C23C 16/455 (2006.01);
U.S. Cl.
CPC ...
C07F 17/00 (2013.01); C23C 16/40 (2013.01); C23C 16/4408 (2013.01); C23C 16/45553 (2013.01);
Abstract
The disclosed and claimed subject matter provides precursors having at least one tethered cyclopentadienyl ligand ('Cp ligand'), at least one amidinate ligand (“Ad ligand”) and a lanthanide and/or lanthanide-like transition metal (“M”) of the general formulae (i) (Cp ligand)-M-(Ad ligand) or (ii) (Cp ligand)-M-(Ad ligand).