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Official data from INPI

MÉTODO DE CONTROLE DE CONCENTRAÇÃO DE VAPOR DE SOLVENTE NA LIMPEZA DE ARTIGOS E APARELHO PARA LIMPEZA DE ARTIGOS

ArquivadaInvention Patent

Application data

Number

PI9006323

Type

Invention Patent

Filing

12/07/1990

Publication

09/24/1991

Progress at the INPI

  1. Filing12/07/90
  2. Publication09/24/91
  3. Abandoned08/17/93
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/11/1997. 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. K. (pessoa física)

S. B. (pessoa física)

CH

Technical data

Priority claims

GB

8927866.7 · 12/08/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.31

11/11/1997

RPI 1406

Exigência - art. 36 da LPI

#6.1

11/12/1996

RPI 1354

Solicitação de exame técnico

#4.1

08/17/1993

RPI 1185

Publicação do pedido de patente

#3.1

09/24/1991

RPI 1086

Pedido de patente depositado

#2.1

05/28/1991

RPI 1069

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