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

Patent Owner(s)

Patent Owner	Address
BAYER AKTIENGESELLSCHAFT	BAYER AKTIENGESELLSCHAFT LEVERKUSEN 51368

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• C07D:HETEROCYCLIC COMPOUNDS
• A61P:THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDI....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
BÖMER, Ulf	Glienicke, DE	100	553
BERGER, Markus	Berlin, DE	102	412
GRAHAM, Keith	Berlin, DE	51	199
GREULICH, Heidi	Cambridge, US	22	26
KAPLAN, Bethany	Cambridge, US	6	0
KORR, Daniel	Berlin, DE	18	175
MÖNNING, Ursula	Woltersdorf, DE	42	97
MEYERSON, Matthew	Boston, US	50	830
NIEHUES, Michael	Berlin, DE	15	57
SÜLZLE, Detlev	Berlin, DE	43	89
SCHRÖDER, Jens	Berlin, DE	31	85
SCHULZE, Volker	Hohen Neuendorf OT Bergfelde, DE	47	189
SIEGEL, Franziska	Cambridge, US	22	14
SIEGEL, Stephan	Berlin, DE	33	153

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
3.5 Year Payment	$1600.00	$800.00	$400.00	Mar 22, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Mar 22, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Mar 22, 2034

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 3.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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

Full Text

US Patent Application No: 2022/0298,157

4H-PYRROLO[3,2-C]PYRIDIN-4-ONE COMPOUNDS

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