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Official data from INPI

COMPOSIÇÃO DE REVESTIMENTO EM PÓ PARA BARRAS DE REFORÇO E BARRAS METÁLICAS DE REFORÇO

PublicadaInvention Patent

Application data

Number

PI8900076

Type

Invention Patent

Filing

01/04/1989

Publication

09/05/1989

Progress at the INPI

  1. Filing01/04/89
  2. Publication09/05/89
  3. Abandoned10/29/91
  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: 09/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

See this company's full portfolio

Inventors

M. T. (pessoa física)

US

R. J. (pessoa física)

US

Technical data

Priority claims

US

145,350 · 01/19/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/05/1989

RPI 985

Pedido de patente depositado

#2.1

02/21/1989

RPI 957

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era C09D 3/58.

03/27/2018

RPI 2464

Arquivamento - Art. 36 §1° da LPI

#11.2

08/01/1995

RPI 1287

Exigência - art. 36 da LPI

#6.1

10/04/1994

RPI 1244

Solicitação de exame técnico

#4.1

10/29/1991

RPI 1091

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