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

Patent Owner(s)

Patent Owner	Address
GEORGE FISCHER LIMITED A CORP OF SWITZERLAND	POSTFACH BOX 671 SCHAFFHAUSEN CH-8201

International Classification(s)

• C21D:MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS....

• 1980 Application Filing Year
• C21D Class
• 101 Applications Filed
• 2 Patents Issued To-Date
• 1.99 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Henych, Ivo	Schaffhausen, CH	12	38
# of filed Patents : 12 Total Citations : 38

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Patent Citation Ranking

• 6 Citation Count
• C21D Class

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

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
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 No: 9998959

Electronic device and method for providing call services for the same

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Abstract

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A method of providing call services for an electronic device is provided. The method may include receiving a call request from the user; determining whether the call request is a request for a call via an Internet Protocol (IP) Multimedia System (IMS) network; making, when it is determined that the call request is a request for a call via an IMS network, an attempt to set up the call via the IMS network; determining whether the attempt for the call setup via the IMS network is successful; and performing Circuit Switched Fallback (CSFB) when it is determined that the attempt for the call setup via the IMS network is unsuccessful.

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Description

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Claims

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Legal Events

 

• LAPS2022
• STCH2022
• FP2022
• FEPP2022
• I2018
• STCF2018
• P2015
• AS2015
• F2015
• PD2014

Date	Code	Event	Description
Jul 18, 2022	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
Jul 18, 2022	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Jun 12, 2022	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Jun 12, 2022
Jan 31, 2022	FEPP	FEE PAYMENT PROCEDURE	free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Jun 12, 2018	I	Issuance
May 23, 2018	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Oct 01, 2015	P	Published
Jun 02, 2015	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:BAEK, SUNGGI;LEE, JIYEON;CHOI, JONGHWA;AND OTHERS;SIGNING DATES FROM 20150303 TO 20150305;REEL/FRAME:035764/0881 Owner name: SAMSUNG ELECTRONICS CO., LTD., KOREA, REPUBLIC OF
Mar 19, 2015	F	Filing
Mar 25, 2014	PD	Priority Date