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

Patent Owner(s)

Patent Owner	Address
EXPONENTIAL TECHNOLOGIES INC	ALBERTA

International Classification(s)

• F04C:ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DIS....
• F03C:POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
• F02B:INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENG....
• F02C:GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION....
• F01C:ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR EN....

• 2016 Application Filing Year
• F04C Class
• 568 Applications Filed
• 418 Patents Issued To-Date
• 73.60 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Farshchian, Soheil	Calgary, CA	36	302
# of filed Patents : 36 Total Citations : 302
Juan, Alejandro	Calgary, CA	19	127
# of filed Patents : 19 Total Citations : 127

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Patent Citation Ranking

• 2 Citation Count
• F04C Class

• 52.80 % this patent is cited more than
• 6 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	Jan 2, 2027
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jan 2, 2031

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
July 02, 2019	US,10337328,B2   US10337328B2	GRANTED PATENT AS SECOND PUBLICATION
May 11, 2017	US,20170130583,A1   US20170130583A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 10449691

Methods for enhancing the preservation of cellulosic materials and cellulosic materials prepared thereby

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Abstract

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Methods for treating cellulosic materials comprising introducing a liquid treating composition into the cellulosic material, the treating composition comprising a solution prepared from at least: (i) one or more of a copper amine complex or copper ammine complex, such as copper tetraamine carbonate, (ii) one or more of ammonia or a water-soluble amine and (iii) water; and exposing the cellulosic material provided thereby to carbon dioxide and/or carbonic acid to provide treated cellulosic material, and treated cellulosic materials prepared thereby.

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Description

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Claims

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Claims data not available

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• AS2017
• F2017

Date	Code	Event	Description
Jul 03, 2023	FEPP	FEE PAYMENT PROCEDURE	free format text: SURCHARGE FOR LATE PAYMENT, LARGE ENTITY (ORIGINAL EVENT CODE: M1554); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
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Oct 22, 2019	P	Publication
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Oct 30, 2017	STPP	INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL	free format text: DOCKETED NEW CASE - READY FOR EXAMINATION
Sep 21, 2017	P	Published
Jul 27, 2017	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:BRIMHALL, DANIEL;REEL/FRAME:043124/0173 Owner name: AMERICAN CHEMET CORPORATION, MONTANA Effective Date: Jul 27, 2017
Jun 02, 2017	F	Filing