Family

Loading Family data...

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

Patent Owner(s)

Patent Owner	Address
EVONIK OPERATIONS GMBH	RELLINGHAUSER STRASSE 1-11 ESSEN 45128

International Classification(s)

• D01D:MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE....
• C08G:MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN B....
• D02J:FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS....
• D01F:CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bücker, Dirk Heinrich	Ratingen, DE	2	1
de, Gans Li Lan	Mülheim an der Ruhr, DE	3	1
Hartmann, Markus	Sendenhorst, DE	136	960
Wielpütz, Martin	Senden, DE	5	8

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	Jun 9, 2025
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jun 9, 2029
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jun 9, 2033

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: 2021/0381,135

MELT-DRAWN POLYAMIDE FILAMENTS

---

 

Legal Events