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Official data from INPI

DISPOSITIVO DE CONTATO

ConcedidaInvention Patent

Application data

Number

PI8106850

Type

Invention Patent

Filing

10/24/1980

Publication

07/06/1982

Progress at the INPI

  1. Filing10/24/80
  2. Publication07/06/82
  3. Examination09/24/85
  4. Allowance09/15/87
  5. Grant04/26/88
  6. Terminated02/04/92

The patent was granted on 04/26/1988 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: 04/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GUMMERSBACH STARKSTROM [DE]

Inventors

G. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/26/1988

RPI 914

Notificação para pagamento de retribuição

#13.1

01/26/1988

RPI 901

Deferimento

#9.1

09/15/1987

RPI 882

Republicação - classificação IPC

#15.11

03/17/1987

RPI 856

Exigência - art. 36 da LPI

#6.1

08/26/1986

RPI 827

Solicitação de exame técnico

#4.1

09/24/1985

RPI 779

Publicação do pedido de patente

#3.1

07/06/1982

RPI 611

Pedido de patente depositado

#2.1

12/08/1981

RPI 581

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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