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Official data from INPI

PROCESSO PARA ESTERIFICAR UM ÁCIDO CABOXÍLICO COM UM ÁLCOOL

PublicadaInvention Patent

Application data

Number

PI8901270

Type

Invention Patent

Filing

03/20/1989

Publication

11/07/1989

Progress at the INPI

  1. Filing03/20/89
  2. Publication11/07/89
  3. Abandoned12/17/91
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Atochem North America, Inc.

US

P. C. (pessoa física)

US

See this company's full portfolio

Inventors

S. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

173.408 · 03/25/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/07/1989

RPI 994

Pedido de patente depositado

#2.1

05/09/1989

RPI 968

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 67/08; C07C 143/04.

03/27/2018

RPI 2464

Arquivamento - Art. 36 §1° da LPI

#11.2

08/06/1996

RPI 1340

Exigência - art. 36 da LPI

#6.1

09/19/1995

RPI 1294

14.4

08/25/1992

RPI 1134

Solicitação de exame técnico

#4.1

12/17/1991

RPI 1098

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