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Country	kind	publication No.	Filing Date	Type	Sub-Type
US	B2	US10326593	Oct 18, 2016	Patent	Grant
Type : Patent Sub-Type : Grant
GRANTED PATENT AS SECOND PUBLICATION		Shared keys based on multiple features		Jun 18, 2019
US	B2	US10700863	Apr 26, 2019	Patent	Grant
Type : Patent Sub-Type : Grant
GRANTED PATENT AS SECOND PUBLICATION		Shared keys based on multiple features		Jun 30, 2020
US	B2	US11362822	May 22, 2020	Patent	Grant
Type : Patent Sub-Type : Grant
GRANTED PATENT AS SECOND PUBLICATION		Shared keys based on multiple features		Jun 14, 2022

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

Patent Owner(s)

Patent Owner	Address
AETNA INC	151 FARMINGTON AVENUE HARTFORD CT 06156

International Classification(s)

• H04L:TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAP....
• G06F:ELECTRIC DIGITAL DATA PROCESSING

• 2016 Application Filing Year
• H04L Class
• 37326 Applications Filed
• 27972 Patents Issued To-Date
• 74.94 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Jain, Salil Kumar	Jackson Heights, US	18	181
# of filed Patents : 18 Total Citations : 181

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Patent Citation Ranking

• 2 Citation Count
• H04L Class

• 17.38 % this patent is cited more than
• 7 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jul 11, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 11, 2029

Fee	Large entity fee	small entity fee	micro entity fee
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: 2018/0013,557

SECRET SHARING SCHEME WITH REQUIRED SHARED KEY(S)

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Abstract

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A method for secret sharing with required key(s) includes: generating, by a computing system, a secret key such that a minimum number of a plurality of shared keys, together with one or more required keys, are needed for derivation of the secret key; and encrypting, by the computing system, an element to be protected using the secret key.

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Description

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Claims

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