Process for the preparation of benzonorbornenes

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9796646
SERIAL NO

14603857

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention relates to a novel process for the preparation of 9-dichloromethylene-1,2,3,4-tetrahydro-1,4-methano-naphthalen-5-ylamine which process comprises

    a) reacting cyclopentadiene in the presence of a radical initiator and CXCl3, wherein X is chloro or bromo, to a compound of formula II

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
SYNGENTA CROP PROTECTION LLC410 SWING ROAD GREENSBORO NC 27409

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Antelmann, Bjorn Munchwilen, CH 5 11
De, Mesmaeker Alain Stein, CH 38 900
Giordano, Fanny Basel, CH 10 13
Gribkov, Denis Munchwilen, CH 11 1
Walter, Harald Stein, CH 164 521

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Apr 24, 2021
7.5 Year Payment $3600.00 $1800.00 $900.00 Apr 24, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Apr 24, 2029
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00