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

Patent Owner(s)

Patent Owner	Address
GP CELLULOSE GMBH	GRAFENAUWEG 4 ZUG 6300

International Classification(s)

• D21H:PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED....
• D01F:CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL....
• D21C:PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE ....

• 2018 Application Filing Year
• D21H Class
• 441 Applications Filed
• 296 Patents Issued To-Date
• 67.13 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Campbell, Phillip R	Salisbury, US	6	52
# of filed Patents : 6 Total Citations : 52
Courchene, Charles E	Snellville, US	35	129
# of filed Patents : 35 Total Citations : 129
Dowdle, Steven C	Purvis, US	6	8
# of filed Patents : 6 Total Citations : 8
Engle, Joel M	Purvis, US	5	1
# of filed Patents : 5 Total Citations : 1
Nonni, Arthur J	Peachtree City, US	35	187
# of filed Patents : 35 Total Citations : 187

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Patent Citation Ranking

• 0 Citation Count
• D21H Class

• 0 % this patent is cited more than
• 5 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	Sep 24, 2027
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Sep 24, 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

Full Text

US Patent Application No: 10676927

Lightweight cementitious panel possessing high durability

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Abstract

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A lightweight cementitious panel formed from a core mix is disclosed. The lightweight cementitious panel comprises one or more lightweight aggregate filler in the amount of 0.5 to 5 weight percent of the core mix, one or more binders in the amount of 35 to 75 weight percent of the core mix, rheological admixture in the amount of about 0.5 to 5 weight percent of the core mix, surfactant in the amount of 0 to 0.1 weight percent of the core mix, one or more normal weight aggregate filler in the amount of 5 to 50 weight percent of the core mix, and water in the amount of 5 to 20 weight percent of the core mix.

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Description

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Claims

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Claims data not available

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Legal Events

 

• P2024
• STCF2024
• STPP2024
• STPP2024
• P2022
• STPP2022
• FEPP2021
• FEPP2021
• AS2021
• F2020
• PD2019

Date	Code	Event	Description
Jun 04, 2024	P	Publication
May 15, 2024	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
May 03, 2024	STPP	INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL	free format text: PUBLICATIONS -- ISSUE FEE PAYMENT VERIFIED
Feb 28, 2024	STPP	INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL	free format text: NOTICE OF ALLOWANCE MAILED -- APPLICATION RECEIVED IN OFFICE OF PUBLICATIONS
Jul 21, 2022	P	Published
Apr 29, 2022	STPP	INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL	free format text: DOCKETED NEW CASE - READY FOR EXAMINATION
Dec 09, 2021	FEPP	FEE PAYMENT PROCEDURE	free format text: ENTITY STATUS SET TO SMALL (ORIGINAL EVENT CODE: SMAL); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
Nov 29, 2021	FEPP	FEE PAYMENT PROCEDURE	free format text: ENTITY STATUS SET TO UNDISCOUNTED (ORIGINAL EVENT CODE: BIG.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
Oct 21, 2021	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:HANYU, SHINICHI;KATO, KAZUHIKO;REEL/FRAME:058218/0418 Owner name: BEAC CO., LTD., JAPAN Effective Date: Oct 21, 2021
Oct 26, 2020	F	Filing
Dec 19, 2019	PD	Priority Date