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Official data from INPI

Montagem de válvula injetora.

ConcedidaInvention Patent

Application data

Number

PI8104336

Type

Invention Patent

Filing

07/07/1981

Publication

03/23/1982

Progress at the INPI

  1. Filing07/07/81
  2. Publication03/23/82
  3. Examination04/10/84
  4. Allowance06/11/85
  5. Grant12/31/85
  6. Terminated09/24/91

The patent was granted on 12/31/1985 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: 12/31/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Deutsch Prazisions - Ventil GmbH

Inventors

M. H. (pessoa física)

P. L. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

G 80 18 225.8 · 07/08/1980

DE

P 30 25 725.1 · 07/08/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/31/1985

RPI 793

15.9

12/17/1985

RPI 791

Notificação para pagamento de retribuição

#13.1

09/24/1985

RPI 779

Deferimento

#9.1

06/11/1985

RPI 764

Republicação - classificação IPC

#15.11

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

10/09/1984

RPI 729

Solicitação de exame técnico

#4.1

04/10/1984

RPI 703

Publicação do pedido de patente

#3.1

03/23/1982

RPI 596

Anuidade - prazo legal encerrado

#18.2

09/24/1991

RPI 1086

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