Family

Loading Family data...

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

Patent Owner(s)

Patent Owner	Address
RIA CAST HOUSE ENGINEERING GMBH	WALTER-KÖHN-STR 6A LEIPZIG 04356

International Classification(s)

• C22B:PRODUCTION OR REFINING OF METALS
• F27D:DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, ....
• B22D:CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY ....
• C21B:MANUFACTURE OF IRON OR STEEL

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
ROCKSTROH, Gerald	Leipzig, DE	1	0
ROCKSTROH, Michael	Leipzig, DE	1	0
ROTH, David	Downingtown, US	51	575

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	Oct 28, 2025
7.5 Year Payment	$3600.00	$1800.00	$900.00	Oct 28, 2029
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Oct 28, 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: 2022/0127,688

Method and installation for removing slag from metallurgical melts

---

 

Legal Events