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Official data from INPI

DISPOSITIVO DE SEGURANÇA CONTRA VIOLAÇÃO DE BUTIJÕES DE GÁS

Em AnáliseInvention Patent

Application data

Number

PI8203266

Type

Invention Patent

Filing

06/03/1982

Publication

10/26/1982

Progress at the INPI

  1. Filing06/03/82
  2. Publication10/26/82
  3. Examination03/15/83
  4. Allowance08/21/84
  5. Grant04/30/85
  6. In force06/03/02

The patent was granted on 04/30/1985 and is in force until 06/03/2002. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:06/03/2002

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Latest action published by the INPI: 08/09/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. K. (pessoa física)

SP, BR

Inventors

A. K. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

22.2

08/09/1988

RPI 929

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

04/30/1985

RPI 758

Republicação - classificação IPC

#15.11

02/26/1985

RPI 749

Notificação para pagamento de retribuição

#13.1

12/11/1984

RPI 738

Deferimento

#9.1

08/21/1984

RPI 722

4.1.2

06/14/1983

RPI 660

Solicitação de exame técnico

#4.1

03/15/1983

RPI 647

Publicação antecipada

#3.2

10/26/1982

RPI 627

Pedido de patente depositado

#2.1

07/27/1982

RPI 614

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