Inventor

John F. Balhoff

Inventor

Baton Rouge, LA, US

Overview

19→

Patents

1993–2013

Patent span

Chemistry

Primary field (CPC C)

Patents· 19 as inventor

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

C07Fprimary

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium19%

C07CAcyclic or carbocyclic compounds17%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds17%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry7%

C07BGeneral methods of organic chemistry7%

B29BPreparation or pretreatment of the material to be shaped5%

B29CShaping or joining of plastics5%

Y02PClimate change mitigation technologies in the production or processing of goods5%

Y10TTechnical subjects covered by former us classification5%

PatentTitleYear

8,450,429'Process technology for recovering brominated styrenic polymers from reaction mixtures in which they are formed and/or converting such mixtures into pellets or into granules or pastilles'2013 8,273,831'Process technology for recovering brominated styrenic polymers from reaction mixtures in which they are formed and/or converting such mixtures into pellets or into granules or pastilles'2012 8,168,723'Brominated styrenic polymers and their preparation'2012 8,071,688'Brominated anionic styrenic polymers and their preparation'2011 7,638,583'Brominated anionic styrenic polymers and their preparation'2009 7,632,893'Brominated styrenic polymers and their preparation'2009 7,446,153'Preparation of brominated styrenic polymers or resins'2008 6,528,665'Preventing undesired odor in and/or purifying alkanediols'2003 6,455,718'Halogen exchange reactions in preparing catalysts and their precursors'2002 6,455,739'Production of 4-fluorobenzaldehyde'2002 6,241,917'Halogen exchange reactions in preparing catalysts and their precursors'2001 6,215,032'Catalyst recovery for halogen exchange reactions'2001 5,936,108'Metallocene synthesis'1999 5,883,278'Enhanced synthesis of racemic metallocenes'1999 5,861,522'Production of bridged metallocene complexes and intermediates therefor'1999 5,789,631'Production of perhalobenzenes'1998 5,780,660'Zirconocene ismerization process'1998 5,760,262'Enhanced production of bridged hafnocenes'1998 5,210,304'Process for preparing hydrocarbyl aromatic amines'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2013Based in Baton Rouge, LA, US· patent location history

1998–2013Patents assigned to ALBEMARLE CORP (18)· patent assignee history

2011–2013Patents assigned to BALHOFF JOHN F (4)· patent assignee history

2011–2013Patents assigned to KOLICH CHARLES H (4)· patent assignee history

2011–2013Patents assigned to LIN RONNY W (3)· patent assignee history

2012–2013Patents assigned to LEE DAVID A (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ALBEMARLE CORP	18	1998–2013
BALHOFF JOHN Fself	4	2011–2013
KOLICH CHARLES H	4	2011–2013
LIN RONNY W	3	2011–2013
LEE DAVID A	2	2012–2013

Locations

Location	Patents	Span
Baton Rouge, LA, US	19	1993–2013