US 2023/0088916 A1Published application

Nonlinear optical material, light absorbing material, recording medium, method for recording information, and method for reading out information

AssigneePanasonic Intellectual Property Management Co., Ltd.

InventorsNAOYA SAKATA, KENJI TAGASHIRA, MASAKO YOKOYAMA, KOTA ANDO

Life of this patent

Estimating the term…

Abstract

A nonlinear optical material is represented by the following formula (1).

Claims11

Dependent claims

A nonlinear optical material represented by a following formula (1):

in the formula (1), R1 to R27 each independently include at least one atom selected from the group consisting of H, C, N, O, F, P, S, Cl, I, and Br.

Dependencies are inferred from the claim text.

Facts

Application: 18/051,558Filed 1 Nov 2022
Priority: JP 2020-09012422 May 2020
Published: 23 Mar 2023
Term ends: Not estimatedThe source records don’t support an estimate.

Classification16 codes

G02B 1/002
Optical elements characterised by the material of which they are made; Optical coatings for optical elements: made of materials engineered to…
C07C 251/24
Containing imino groups: having carbon atoms of imino groups bound to carbon atoms of six-membered aromatic rings
C07C 255/58
Having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton: containing cyano groups and singly-bound nitrogen…
C07C 309/46
Containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton: having the sulfo groups bound to carbon atoms…

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Application18/051,558Continuation
US 2023/0088916 A1This patent

From the US filing history. Foreign family members aren’t listed.

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