Family

Loading Family data...

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

Patent Owner(s)

Patent Owner	Address
VERTEX PHARMACEUTICALS INCORPORATED	50 NORTHERN AVENUE BOSTON MA 02210

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
Alargova, Rossitza Gueorguieva	Brighton, US	29	1328
Aronov, Alexander	Newton, US	16	365
Boerrigter, Stephan XM	West Lafayette, US	8	1
DeCrescenzo, Gary	Parkville, US	28	33
Kadiyala, Irina Nikolaevna	Newton, US	31	1374
Keshavarz-Shokri, Ali	San Diego, US	50	2136
Littler, Benjamin	Carlsbad, US	18	545
Scangas, Alexander N	Wilmington, US	6	4
Stavropoulos, Kathy	Quincy, US	14	64
Vlahova, Petinka I	West Lafayette, US	16	84
Welsch, Dean	Parkville, US	28	51

Cited Art Landscape

Load Citation

• No Cited Art to Display

Loading Cited Art Landscape...

Patent Citation Ranking

Forward Cite Landscape

Load Citation

• No Forward Cites to Display

Loading Forward Cite Landscape...

Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
3.5 Year Payment	$1600.00	$800.00	$400.00	Apr 13, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Apr 13, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Apr 13, 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: 2022/0324,832

CRYSTALLINE FORMS OF C21H22Cl2N4O2

---

 

Legal Events