Inventor

Leaf Huang

Inventor

Wexford, PA, US

Overview

42→

Patents

1987–2021

Patent span

Human necessities

Primary field (CPC A)

Patents· 42 as inventor

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

A61Kprimary

A61KPreparations for medical, dental or toiletry purposes34%

C12NMicroorganisms or enzymes22%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations8%

C07JSteroids8%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

Y10TTechnical subjects covered by former us classification8%

Y02ATechnologies for adaptation to climate change3%

B82YSpecific uses or applications of nanostructures2%

C07CAcyclic or carbocyclic compounds2%

G01NInvestigating or analysing materials by determining their chemical or physical properties2%

PatentTitleYear

11,104,996Heating stage and apparatus having the same2021 10,702,541Stimulation of an immune response by enantiomers of cationic lipids2020 10,639,372Nucleic acid, medical nanoparticle, and pharmaceutical composition thereof2020 10,624,852Liposomes comprising a calcium phosphate-containing precipitate2020 10,426,745Polymeric metformin and its use as a therapeutic agent and as a delivery vehicle2019 9,937,128Liposomes comprising a calcium phosphate-containing precipitate2018 9,789,129'Stimulation of an immune response by enantiomers of cationic lipids'2017 8,877,206'Stimulation of an immune response by cationic lipids'2014 8,771,728'Stable lipid-comprising drug delivery complexes and methods for their production'2014 8,389,768'Methods and compositions comprising novel cationic lipids'2013 8,110,217'Sphingomyelin liposomes for the treatment of hyperactive bladder disorders'2012 7,993,672'Stable lipid-comprising drug delivery complexes and methods for their production'2011 7,803,398'Targeted delivery system'2010 7,662,793'Inhibition of human squamous cell carcinoma growth in vivo by epidermal growth factor receptor antisense RNA transcribed from a Pol III promoter'2010 7,655,468'Stable lipid-comprising drug delivery complexes and methods for their production'2010 7,361,640'Stable lipid-comprising drug delivery complexes and methods for their production'2008 7,335,509'Stable lipid-comprising drug delivery complexes and methods for their production'2008 7,303,881'Antigen delivery compositions and methods of use'2007 7,063,860'Application of lipid vehicles and use for drug delivery'2006 6,927,213'Cationic cholesteryl derivatives containing cyclic polar groups'2005 6,890,557'Emulsion formulations for hydrophilic active agents'2005 6,627,218'Cationic amphiphiles of cholesterol'2003 6,610,321'Emulsion formulations for hydrophilic active agents'2003 6,586,003'Emulsion and micellar formulations for the delivery of biologically active substances to cells'2003 6,583,131'Cationic cholesteryl derivatives containing cyclic polar groups'2003 6,509,032'Cationic amphiphiles'2003 6,361,791'Stable aqueous dispersions including cationic lipids'2002 6,319,516'Acid salts of cholesterol'2001 6,258,792'Cationic cholesteryl derivatives containing cyclic polar groups'2001 6,120,794'Emulsion and micellar formulations for the delivery of biologically active substances to cells'2000 6,008,202'Stable lipid-comprising drug delivery complexes and methods for their production'1999 5,908,777'Lipidic vector for nucleic acid delivery'1999 5,795,587'Stable lipid-comprising drug delivery complexes and methods for their production'1998 5,637,315'Treatment of disease states induced by oxidative stress'1997 5,283,185'Method for delivering nucleic acids into cells'1994 5,283,122'Fused liposome and acid induced method for liposome fusion'1994 5,043,164'Blood-stable, cholesterol-free liposomes'1991 4,957,735'Target-sensitive immunoliposomes- preparation and characterization'1990 4,925,661'Target-specific cytotoxic liposomes'1990 4,839,111'Preparation of solid core liposomes'1989 4,789,633'Fused liposome and acid induced method for liposome fusion'1988 4,708,933'Immunoliposome assay-methods and products'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–2018Patents assigned to HUANG LEAF (7)· patent assignee history

1987–1994Based in Knoxville, TN, US· patent location history

1988–2002Patents assigned to UNIV TENNESSEE RES CORP (8)· patent assignee history

1994–2003Patents assigned to UNIV MCMASTER (4)· patent assignee history

1997–2012Patents assigned to UNIV PITTSBURGH (18)· patent assignee history

1997–2008Based in Wexford, PA, US· patent location history

2003–2010Based in Pittsburgh, PA, US· patent location history

2007–2020Patents assigned to PDS BIOTECHNOLOGY CORP (4)· patent assignee history

2008–2020Based in Durham, NC, US· patent location history

2021Based in Kaohsiung, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
UNIV PITTSBURGH	18	1997–2012
UNIV TENNESSEE RES CORP	8	1988–2002
HUANG LEAFself	7	1987–2018
PDS BIOTECHNOLOGY CORP	4	2007–2020
UNIV MCMASTER	4	1994–2003

Locations

Location	Patents	Span
Wexford, Pennsylvania, US	15	1997–2008
Durham, NC, US	12	2008–2020
Knoxville, TN, US	7	1987–1994
Pittsburgh, Pennsylvania, US	4	2003–2010
Kaohsiung, TW	1	2021