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

Patent Owner(s)

Patent Owner	Address
PETERS MASCHINENFABRIK GMBH	RONDENBARG 15-17 W-2000 HAMBURG 54

International Classification(s)

• B26D:CUTTING; DETAILS COMMON TO MACHINES FOR SEVERING, ....

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Schroder, Lothar	Elmshorn, DE	1	3
# of filed Patents : 1 Total Citations : 3

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Patent Citation Ranking

• 3 Citation Count
• B26D Class

• 0 % this patent is cited more than
• 37 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: 9834449

Preparation of lithium carbonate from lithium chloride containing brines

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Abstract

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This invention relates to a method for the preparation of lithium carbonate from lithium chloride containing brines. The method can include a silica removal step, capturing lithium chloride, recovering lithium chloride, supplying lithium chloride to an electrochemical cell and producing lithium hydroxide, contacting the lithium hydroxide with carbon dioxide to produce lithium carbonate.

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Description

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Claims

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Legal Events

 

• AS2023
• MAFP2021
• AS2019
• AS2019
• I2017
• STCF2017
• AS2017
• AS2016
• P2015
• F2015
• PD2009

Date	Code	Event	Description
Jan 19, 2023	AS	ASSIGNMENT	free format text: LICENSE;ASSIGNOR:TERRALITHIUM LLC;REEL/FRAME:063153/0792 Owner name: ENERGYSOURCE MINERALS LLC, CALIFORNIA Effective Date: Jan 19, 2023
May 28, 2021	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 4TH YR, SMALL ENTITY (ORIGINAL EVENT CODE: M2551); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY year of fee payment: 4
Oct 08, 2019	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:ALL AMERICAN LITHIUM LLC;REEL/FRAME:052748/0745 Owner name: TERRALITHIUM LLC, TEXAS Effective Date: Oct 08, 2019
Feb 26, 2019	AS	ASSIGNMENT	free format text: CHANGE OF NAME;ASSIGNOR:ALGER ALTERNATIVE ENERGY LLC;REEL/FRAME:050124/0185 Owner name: ALL AMERICAN LITHIUM LLC, TEXAS Effective Date: Feb 26, 2019
Dec 05, 2017	I	Issuance
Nov 15, 2017	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Aug 28, 2017	AS	ASSIGNMENT	free format text: NUNC PRO TUNC ASSIGNMENT;ASSIGNOR:HARRISON, STEPHEN;REEL/FRAME:043421/0847 Owner name: ALGER ALTERNATIVE ENERGY, LLC, INDIANA Effective Date: Aug 28, 2017
Jun 08, 2016	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:HARRISON, STEPHEN;REEL/FRAME:043058/0113 Owner name: SIMBOL, INC., CALIFORNIA Effective Date: Sep 12, 2011 free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SIMBOL, INC.;REEL/FRAME:043058/0192 Owner name: ALGER ALTERNATIVE ENERGY, LLC, INDIANA Effective Date: Jun 08, 2016
Sep 17, 2015	P	Published
May 15, 2015	F	Filing
Apr 24, 2009	PD	Priority Date