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Official data from INPI

PROCESSO E DISPOSITIVO PARA A PRODUÇÃO DE CONCENTRADOS VISCOSOS DE VISCOSIDADE VARIÁVEL EM QUANTIDADES PRECISAMENTE DOSÁVEIS DE VOLUME VARIÁVEL

ConcedidaInvention Patent

Application data

Number

PI8201607

Type

Invention Patent

Filing

03/23/1982

Publication

02/08/1983

Progress at the INPI

  1. Filing03/23/82
  2. Publication02/08/83
  3. Examination02/14/84
  4. Allowance09/25/84
  5. Grant04/30/85
  6. Terminated06/26/90

The patent was granted on 04/30/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 04/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Dagma-Deutsche Automaten-Und Gertrankemaschinen Gmbh & Co. KG

DE

Inventors

A. K. (pessoa física)

DE

H. K. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 31 12 024.5 · 03/26/1981

DE

P 31 31 650.6 · 08/11/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/30/1985

RPI 758

Notificação para pagamento de retribuição

#13.1

01/29/1985

RPI 745

Deferimento

#9.1

09/25/1984

RPI 727

Solicitação de exame técnico

#4.1

02/14/1984

RPI 695

Publicação do pedido de patente

#3.1

02/08/1983

RPI 642

Pedido de patente depositado

#2.1

05/11/1982

RPI 603

Anuidade - prazo legal encerrado

#18.2

06/26/1990

RPI 1024

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