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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
MERCK PATENT GMBH	DARMSTADT DARMSTADT HESSIAN

International Classification(s)

• C07D:HETEROCYCLIC COMPOUNDS
• G03F:PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNE....

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Dammel, Ralph	Shizuoka, JP	33	347
# of filed Patents : 33 Total Citations : 347
Hirahara, Eri	Shizuoka, JP	3	14
# of filed Patents : 3 Total Citations : 14
Pawlowski, Georg	Shizuoka, JP	73	948
# of filed Patents : 73 Total Citations : 948

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• 0 Citation Count
• C07D Class

• 0 % this patent is cited more than
• 9 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	May 29, 2028

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
November 29, 2016	US,9505721,B2   US9505721B2	GRANTED PATENT AS SECOND PUBLICATION
October 22, 2015	US,20150299132,A1   US20150299132A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9505721

Aromatic imide compound and method for producing same

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Abstract

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[Problem] to provide an aromatic imide compound wherein the sensitivity for visible light such as g-line, h-line etc. is increased and solubility is also improved.

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Description

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Claims

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Claims data not available

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Legal Events

 

• LAPS2025
• STCH2025
• FP2024
• FEPP2024
• MAFP2020
• AS2018
• I2016
• STCF2016
• AS2016
• P2015
• AS2015
• F2013
• PD2012

Date	Code	Event	Description
Jan 06, 2025	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES	free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Jan 06, 2025	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Nov 29, 2024	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Nov 29, 2024
Jul 22, 2024	FEPP	FEE PAYMENT PROCEDURE	free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
May 14, 2020	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4
Dec 18, 2018	AS	ASSIGNMENT	free format text: MERGER;ASSIGNOR:RIDGEFIELD ACQUISITION;REEL/FRAME:053323/0591 Owner name: AZ ELECTRONIC MATERIALS S.A R.L., LUXEMBOURG Effective Date: Oct 02, 2019 free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:AZ ELECTRONIC MATERIALS GMBH;REEL/FRAME:053323/0770 Owner name: MERCK PATENT GMBH, GERMANY Effective Date: Feb 10, 2020 free format text: CHANGE OF LEGAL ENTITY;ASSIGNOR:AZ ELECTRONIC MATERIALS S.A R.L.;REEL/FRAME:053323/0760 Owner name: AZ ELECTRONIC MATERIALS GMBH, GERMANY Effective Date: Nov 20, 2019 free format text: MERGER;ASSIGNOR:AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A R.L.;REEL/FRAME:053324/0198 Owner name: RIDGEFIELD ACQUISITION, LUXEMBOURG Effective Date: Dec 18, 2018
Nov 29, 2016	I	Issuance
Nov 09, 2016	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Oct 01, 2016	AS	ASSIGNMENT	free format text: CHANGE OF ADDRESS;ASSIGNOR:AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A R.L.;REEL/FRAME:041345/0585 Owner name: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A R.L., LUX Effective Date: Oct 01, 2016
Oct 22, 2015	P	Published
Jul 14, 2015	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:HIRAHARA, ERI;DAMMEL, RALPH;PAWLOWSKI, GEORG;SIGNING DATES FROM 20150417 TO 20150529;REEL/FRAME:036079/0689 Owner name: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L., LUX
Oct 28, 2013	F	Filing
Nov 12, 2012	PD	Priority Date