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Official data from INPI

MÁQUINA MISTURADORA E AMASSADORA

Em AnáliseInvention Patent

Application data

Number

PI8402947

Type

Invention Patent

Filing

06/15/1984

Publication

08/20/1985

Progress at the INPI

  1. Filing06/15/84
  2. Publication08/20/85
  3. Examination09/15/87
  4. Allowance10/02/90
  5. Grant04/30/91
  6. Terminated09/12/95

The patent was granted on 04/30/1991 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: 06/13/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Dipl.Ing. H. List Industrielle Verfahrenstechnik

CH

Inventors

A. K. (pessoa física)

CH

H. L. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

6 489/83-4 · 12/05/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

06/13/1989

RPI 973

6.2

08/02/1988

RPI 928

Solicitação de exame técnico

#4.1

09/15/1987

RPI 882

Publicação do pedido de patente

#3.1

08/20/1985

RPI 774

Pedido de patente depositado

#2.1

08/21/1984

RPI 722

Anuidade - prazo legal encerrado

#18.2

09/12/1995

RPI 1293

Concessão da patente

#16.1

04/30/1991

RPI 1065

Notificação para pagamento de retribuição

#13.1

01/15/1991

RPI 1050

Deferimento

#9.1

10/02/1990

RPI 1035

Exigência - art. 36 da LPI

#6.1

01/09/1990

RPI 1001

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