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Official data from INPI

PROCESSO CONTÍNUO PARA A ALTERAÇÃO DO PESO MOLECULAR DE COMPOSTOS DE ORGANOSSILÍCIO.

Em AnáliseInvention Patent

Application data

Number

PI8602456

Type

Invention Patent

Filing

05/29/1986

Publication

01/27/1987

Progress at the INPI

  1. Filing05/29/86
  2. Publication01/27/87
  3. Examination05/05/87
  4. Allowance03/02/93
  5. Abandoned
  6. In force

The application was allowed on 03/02/1993 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 05/05/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Wacker-Chemie GmbH

DE

See this company's full portfolio

Inventors

M. N. (pessoa física)

NL

M. R. (pessoa física)

M. P. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 35 19 411.1 · 05/30/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/05/1987

RPI 863

Publicação do pedido de patente

#3.1

01/27/1987

RPI 849

Pedido de patente depositado

#2.1

11/18/1986

RPI 839

Arquivamento - Art. 38 §2° da LPI

#11.4

10/19/1993

RPI 1194

Notificação para pagamento de retribuição

#13.1

06/15/1993

RPI 1176

Deferimento

#9.1

03/02/1993

RPI 1161

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