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Official data from INPI

PROCESSOS PARA A PREPARAÇÃO DE UM ÉSTER CARBOXILATO DE ARILA, E PARA A PREPARAÇÃO DE UMA MISTURA DE ÉSTERES CARBOXILATO DE ARILA

ArquivadaInvention Patent

Application data

Number

PI0004064

Type

Invention Patent

Filing

09/08/2000

Publication

04/17/2001

Progress at the INPI

  1. Filing09/08/00
  2. Publication04/17/01
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 09/08/2000 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/14/2004. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Eastman Chemical Company

US

See this company's full portfolio

Inventors

R. H. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

09/524242 · 03/13/2000

US

60/153071 · 09/10/1999

Abstract

"PROCESSOS PARA A PREPARAÇÃO DE UM ÉSTER CARBOXILATO DE ARILA, E PARA A PREPARAÇÃO DE UMA MISTURA DE ÉSTERES CARBOXILATO DE ARILA". É divulgado um processo para a preparação de ésteres carboxilato de arila através da reação de um reagente fenólico com ácido carboxílico na presença de ácido trifluoroacético (TFA) e anidrido trifluoroacético (TFAA).

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento definitivo - Art. 33 da LPI

#11.1.1

09/14/2004

RPI 1758

Arquivamento - Art. 33 da LPI

#11.1

06/08/2004

RPI 1744

Publicação do pedido de patente

#3.1

04/17/2001

RPI 1580

Pedido de patente depositado

#2.1

11/28/2000

RPI 1560

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