Inventor

Allen D. Urfer

Inventor

Lansdale, PA, US

Overview

35→

Patents

1979–2000

Patent span

Chemistry

Primary field (CPC C)

Patents· 35 as inventor

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

C11Dprimary

C11DDetergent compositions43%

A61KPreparations for medical, dental or toiletry purposes16%

A61QSpecific use of cosmetics or similar toiletry preparations16%

C07HSugars10%

C09KMaterials for miscellaneous applications, not provided for elsewhere4%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

A01NPreservation of bodies of humans or animals or plants or parts thereof1%

B09CReclamation of contaminated soil1%

C05GMixtures of fertilisers covered individually by different subclasses of class c051%

C23GCleaning or de-greasing of metallic material by chemical methods other than electrolysis1%

PatentTitleYear

6,087,320'Viscosity-adjusted surfactant concentrate compositions'2000 6,043,203'Compositions based on APG and ester quat surfactants'2000 5,994,288'Process for preparing solid cast detergent products'1999 5,962,399'Preparation of alkylpolyglycosides and cleaning compositions comprising same'1999 5,888,958'Process for preparing solid cast detergent products'1999 5,883,070'Process for preparing zeolite slurries using a nonionic sugar surfactant and electrolyte'1999 5,859,218'Preparation of alkylpolyglycosides'1999 5,786,320'Process for preparing solid cast detergent products'1998 5,783,553'Alkyl polyglycosides having improved aesthetic and tactile properties'1998 5,744,441'Enhanced performance of amphoteric surfactants'1998 5,725,470'Process for soil remediation'1998 5,686,400'Manual dishwashing method using betaine-anionic surfactant mixtures'1997 5,677,436'Process for making alkyl polyglosides having improved aesthetic and tactile properties'1997 5,627,144'Composition for enhanced crude oil recovery operations containing hydrochloric acid or hydrofluoric acid, or mixtures thereof with ester quaternary ammonium compounds or/and alkyl quaternary ammonium compounds'1997 5,605,683'Alkyl polyglycosides in hair skin cleansing compositions'1997 5,567,808'Alkyl polyglycosides having improved aesthetic and tactile properties'1996 5,449,763'Preparation of alkylpolyglycosides'1995 5,385,750'Alkyl glycoside compositions with improved wetting properties'1995 5,330,674'Method for increasing the efficiency of a disinfectant cleaning composition using alkyl polyglycosides'1994 5,308,531'Pine-oil containing hard surface cleaning composition'1994 5,266,690'Preparation of alkylpolyglycosides'1993 5,242,615'Anionic and amphoteric surfactant compositions with reduced viscosity'1993 5,118,439'Process for preparing a detergent slurry and particulate detergent composition'1992 4,834,903'Alkylene oxide adducts of glycoside surfactants and detergent compositions containing same'1989 4,804,497'Fine fabric detergent composition'1989 4,780,234'Built liquid laundry detergent containing alkyl glycoside surfactant'1988 4,780,250'Nonionic fine fabric detergent compositions'1988 4,732,696'Monoglycosides as viscosity modifiers in detergents'1988 4,683,074'Stability and compatibility of glycosides in acid systems'1987 4,678,595'Carpet shampoo or upholstery cleaning composition'1987 4,675,127'Process for preparing particulate detergent compositions'1987 4,668,422'Liquid hand-soap or bubble bath composition'1987 H0000171'Branched chain glycosides'1986 4,488,981'Lower alkyl glycosides to reduce viscosity in aqueous liquid detergents'1984 4,170,678'Multiple use article for conditioning fabrics in a clothes dryer'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1989Patents assigned to STALEY MFG CO A E (7)· patent assignee history

1984–1992Based in Decatur, IL, US· patent location history

1988Patents assigned to STALEY CONTINENTAL INC (2)· patent assignee history

1989–2000Patents assigned to HENKEL CORP (23)· patent assignee history

1993–2000Based in Lansdale, PA, US· patent location history

1996–1997Based in Shelbyville, IN, US· patent location history

1997–2000Patents assigned to HENKEL KGAA (2)· patent assignee history

1997–2000Patents assigned to PULCRA SA (2)· patent assignee history

1998–1999Based in Plainfield, IN, US· patent location history

2000Based in Landsdale, PA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HENKEL CORP	23	1989–2000
STALEY MFG CO A E	7	1984–1989
HENKEL KGAA	2	1997–2000
PULCRA SA	2	1997–2000
STALEY CONTINENTAL INC	2	1988

Locations

Location	Patents	Span
Lansdale, Pennsylvania, US	12	1993–2000
Decatur, Illinois, US	12	1984–1992
Plainfield, IN, US	6	1998–1999
Shelbyville, IN, US	3	1996–1997
Landsdale, Pennsylvania, US	1	2000