Inventor

John George Chambers

Inventor

Wirral, GB

Overview

1976–2016

Patent span

Chemistry

Primary field (CPC C)

Patents· 17 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C11Dprimary

C11DDetergent compositions55%

A61KPreparations for medical, dental or toiletry purposes18%

A61QSpecific use of cosmetics or similar toiletry preparations18%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light5%

H04BTransmission5%

PatentTitleYear

9,228,157'Manufacture of high active detergent particles'2016 6,387,857'Personal cleansing compositions containing high levels of humectants'2002 6,342,470'Bar comprising soap, fatty acid, polyalkylene glycol and protic acid salts in critical ratios and providing enhanced skin care benefits'2002 6,251,843'Synthetic detergent bar and manufacture thereof'2001 6,242,399'Soap bar'2001 6,242,398'Process for producing soap bars'2001 6,242,412'Personal liquid cleansing composition comprising high levels of polyethylene glycol'2001 6,218,348'Process of making soap bar with enhanced skin benefits comprising adding salts of specific protic acid'2001 6,028,042'Synthetic bar comprising high levels of alkylene oxide as structurant prepared by simple mix process'2000 5,968,890'Cleansing composition containing polyethylene glycol'1999 5,882,660'Personal care composition'1999 5,656,579'Toilet soap bars'1997 5,612,307'Detergent compositions containing separate stripes of surface active agents and benefit agent'1997 5,482,643'Soap bars made with ternary system of fatty isethionate ester, fatty acid, and water'1996 5,002,685'Translucent detergent bar having a reduced soap content'1991 4,988,453'Transparent soap bar containing a monohydric and dihydric alcohol'1991 3,950,707'Quantum amplifier having passive core and active cladding providing signal gain by interaction of evanescent-wave components of signal and pump beams propagating along the core'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to CANADIAN PATENTS DEV (1)· patent assignee history

1976Based in Kanata, CA· patent location history

1991–2001Patents assigned to LEVER BROTHERS CO (6)· patent assignee history

1991–2002Based in Wirral, GB· patent location history

1996–2001Based in Merseyside, GB· patent location history

1997–2016Based in Bromborough, GB· patent location history

1999–2000Patents assigned to LEVER BROTHERS LTD (2)· patent assignee history

2001–2002Patents assigned to UNILEVER HOME & PERSONAL CARE (6)· patent assignee history

2001Based in Bebington, GB· patent location history

2016Patents assigned to CHAMBERS JOHN GEORGE (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
LEVER BROTHERS CO	6	1991–2001
UNILEVER HOME & PERSONAL CARE	6	2001–2002
LEVER BROTHERS LTD	2	1999–2000
CANADIAN PATENTS DEV	1	1976
CHAMBERS JOHN GEORGEself	1	2016

Locations

Location	Patents	Span
Wirral, GB	7	1991–2002
Merseyside, GB	5	1996–2001
Bromborough, GB	3	1997–2016
Bebington, GB	1	2001
Kanata, CA	1	1976