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Inventor

John J. Landi, Jr.

Inventor
Elkhart, IN, US

Overview

6→
Patents
1990–2011
Patent span
Chemistry
Primary field (CPC C)

Patents· 6 as inventor

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

C07Dprimary
C07DHeterocyclic compounds42%
C07CAcyclic or carbocyclic compounds33%
Y10TTechnical subjects covered by former us classification17%
C07BGeneral methods of organic chemistry8%
PatentTitleYear
7,897,331'Process of using a tetrazolium salt'20117,767,822'Water-soluble tetrazolium salts'20105,856,497'Asymmetric synthesis of .alpha.-cycloalkylalkyl substituted methanamines'19995,420,305'Process for the preparation of (R)-3-hexyl-5,6-dihydro-4-hydroxy-6-undecyl-2H-pyran-2-one and (R)-5,6-dihydro-6-undecyl-2H-pyran-2,4 (3H)-dione'19955,274,143'Process for the preparation of (R)-3-hexyl-5,6-dihydro-4-hydroxy-6-undecyl-2H-pyran-2-one and (R)-5,6-dihydro-6-undecyl-2H-pyran-2,4(3H)-dione'19934,894,451'Unsymmetrical 1,4-bis(aminoalkylamino)-anthracene-9, 10-diones and derivatives'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to UNIV VERMONT (1)· patent assignee history
1990Based in Cresco, PA, US· patent location history
1993–1995Patents assigned to HOFFMANN LA ROCHE (2)· patent assignee history
1993–1995Based in East Stroudsburg, PA, US· patent location history
1999Patents assigned to BOEHRINGER INGELHEIM PHARMA (1)· patent assignee history
1999Based in Gardner, MA, US· patent location history
2010–2011Patents assigned to BAYER HEALTHCARE LLC (2)· patent assignee history
2010–2011Based in Elkhart, IN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BAYER HEALTHCARE LLC22010–2011
HOFFMANN LA ROCHE21993–1995
BOEHRINGER INGELHEIM PHARMA11999
UNIV VERMONT11990
Locations
LocationPatentsSpan
Elkhart, IN, US22010–2011
East Stroudsburg, Pennsylvania, US21993–1995
Gardner, Massachusetts, US11999
Cresco, Pennsylvania, US11990