US10510053B2 — Send cryptographic currency to email address (Part 1 of 5)
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Research, not advice. Part of the Bitcoin research archive (October 2026). Claims labelled unverified, contested or fringe are reported, not endorsed; statuses of bills and rules are as of the date checked. Government, court and patent records are public domain; the research notes are CC BY 4.0.
US010510053B2
(12) Armstrong
United States Patent (10 ) Patent No.: US 10,510,053 B2
(45 ) Date of Patent: Dec. 17 , 2019
(54 ) SEND CRYPTOGRAPHIC CURRENCY TO (56 ) References Cited
EMAIL ADDRESS
U.S. PATENT DOCUMENTS
(71) Applicant: Coinbase, Inc., San Francisco , CA (US) 2,634,738 A 4/1953 Fuller et al.
5,884,274 A 3/1999 Walker et al.
(72 ) Inventor: Brian D. Armstrong, Beaverton , OR (Continued )
(US )
FOREIGN PATENT DOCUMENTS
(73 ) Assignee: Coinbase, Inc., San Francisco , CA (US)
EP 2634738 A1 9/2013
( * ) Notice : Subject to any disclaimer, the term of this JP
WO
2007-109002 A
2014190323 Al
4/2007
11/2014
patent is extended or adjusted under 35
U.S.C. 154(b ) by 486 days .
OTHER PUBLICATIONS
(21) Appl. No.: 14 /660,296 " Send Bitcoins to Email Addresses !” , Jan. 9 , 2012 , downloaded
( 22 ) Filed : Mar. 17 , 2015 from https://web.archive.org/web/20120109084110/http://www .
bitcoinmail.com , merged and attached as PDF file, ‘NPL ( Year:
(65 ) Prior Publication Data 2012 ).*
US 2015/0262140 A1 Sep. 17 , 2015 (Continued )
Primary Examiner James D Nigh
Assistant Examiner Margaret M Neubig
Related U.S. Application Data (74 ) Attorney, Agent, or Firm Jeffrey Schox ; Diana Lin
(60 ) Provisional application No.61/ 954,434 , filed on Mar. (57 ) ABSTRACT
17, 2014 , provisional application No. 61/990,017 , A system and method for transaction bitcoin is described .
(Continued ) Bitcoin can be sent to an email address . No miner's fee is
(51) Int. Ci. paid by a host computer system . Hot wallet functionality is
G06Q 20/06 ( 2012.01 ) provided that transfers values of some Bitcoin addresses to
GO6Q 20/36 ( 2012.01) a vault for purposes of security. A private key of a Bitcoin
address of the vault is split and distributed to keep the vault
(Continued ) secure. Instant exchange allows for merchants and custom
(52 ) U.S. Ci. ers to lock in a local currency price. A vault has multiple
CPC GO6Q 20/065 ( 2013.01 ); G06Q 20/0658 email addresses to authorize a transfer of bitcoin out of the
( 2013.01) ; G06Q 20/16 (2013.01); vault. User can opt to have private keys stored in locations
(Continued ) that are under their control. A tip button rewards content
( 58 ) Field of Classification Search creators for their efforts. A bitcoin exchange allows for users
CPC .... GO6Q 20/0658 ; GO6Q 20/16 ; GO6Q 20/36 ; to set prices that they are willing to sell or buy bitcoin and
G06Q 20/363; G06Q 20/3678 ; execute such trades.
(Continued ) 12 Claims, 76 Drawing Sheets
Website
First User 34 Hosted Email
Device Login Module Module
18 38 46
User Wallet
Wallets Management
Interface 42 Module
Internet 36 44
22
Second User Wallet
Device Establishment -52
Module
20 40
w -50
First Host Computer System
14
US 10,510,053 B2
Page 2
Related U.S. Application Data 2014/0108223 Al
2014/0156512 A1
4/2014 Xiao
6/2014 Rahman et al.
filed on May 7, 2014 , provisional application No. 2014/0172633 A1 6/2014 Dogin et al.
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plication No. 62/056,100 , filed on Sep. 26 , 2014 , 2014/0279436 Al 9/2014 Dorsey et al.
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2015/0120569 Al 4/2015 Belshe
(51) Int. Cl. 2015/0127495 Al 5/2015 Houri
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G06Q 20/16 ( 2012.01 ) 2015/0209678 A1 7/2015 Edwards et al .
G06Q 40/04 (2012.01) 2015/0220928 A1 8/2015 Allen
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H04L 12/58 (2006.01 ) 2015/0262171 A1 9/2015 Langschaedel et al.
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CPC G06Q 20/36 ( 2013.01 ); G06Q 20/363 2015/0365283 A1 12/2015 Ronca et al.
(2013.01) ; G06Q 20/3678 (2013.01 ); G06Q 2016/0034896 A1
2016/0085955 Al
2/2016 O'Brien et al .
3/2016 Lerner
20/381 (2013.01 ); G06Q 20/382 ( 2013.01); 2016/0086418 Al 3/2016 Smolen
G06Q 20/388 (2013.01 ); G06Q 20/3825 2016/0171570 A1 6/2016 Dogin et al.
( 2013.01 ); G06Q 20/3829 (2013.01); G06Q 2016/0203572 A1 7/2016 McConaghy et al.
20/40 (2013.01 ); G06Q 20/4014 ( 2013.01); 2016/0261411 A1 9/2016 Yu et al.
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2017/0063531 A1 3/2017 Sullivan
CPC G06Q 20/381; G06Q 20/382 ; G06Q
20/3825; G06Q 20/3829 ; G06Q 20/388 ; OTHER PUBLICATIONS
G06Q 20/40 ; G06Q 20/4014 ; G06Q
40/04 ; H04L 51/08 Send bitcoins to an unknown recipient, Feb. 13 , 2011, downloaded
USPC 705 / 50–79
See application file for complete search history. from https://bitcointalk.org/index.php?topic=3427.0 , merged and
attached as PDF file , ‘NPL ' ( Year: 2011).*
(56 ) References Cited " You Can Now Send Bitcoins over Email with Tip Bot” , Feb. 26 ,
2014 , downloaded from https://www.coindesk.com/can-now-send
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Page 3
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“ How Bitcoin Works, downloaded from https://www.forbes.com/ (Year : 2012 ), (4 pages).
sites /investopedia/2013/08/01/how -bitcoin -works/# 284bd94a17ff, dated “ Securing your wallet” , download from https://bitcoin.org/en/secure
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“ A plea to exchanges ... lets do 2 factor right!” , Bitcoin Forum , “ Transaction Fees (“ Transaction fees and negative balances”” ,
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20 % E2 % 80 % 93 % 20Stephen % 20Gornick % 20NOV % 205 % 20 % downloaded from https://bitcointalk.org/index.php?topic=6856.0 ,dated
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Non Final Office Action dated Oct. 27 , 2017 , U.S. Appl. No.
14 /660,440 filed Mar. 17, 2015 , ( 26 pages ). * cited by examiner
U.S. Patent Dec. 17 , 2019 Sheet 1 of 76 US 10,510,053 B2
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U.S. Patent Dec. 17 , 2019 Sheet 2 of 76 US 10,510,053 B2
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