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Official data from INPI

APERFEIÇOAMENTO EM VÁLVULAS E PROCESSO PARA SUA MONTAGEM AUTOMÁTICA

Em AnáliseInvention PatentPCT · IT1987000018

Application data

Number

PI8707629

Type

Invention Patent

Filing

03/03/1987

Publication

03/14/1989

PCT

IT1987000018

Progress at the INPI

  1. Filing03/03/87
  2. Publication03/14/89
  3. Examination07/25/89
  4. Allowance01/08/91
  5. Grant08/27/91
  6. Terminated10/24/95

The patent was granted on 08/27/1991 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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bridge Products Inc

US

Inventors

E. P. (pessoa física)

Technical data

IPC Classification

Priority claims

IT

21126 B/86 · 03/04/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/25/1989

RPI 979

Notificação de entrada na fase nacional - PCT

#1.3

03/14/1989

RPI 960

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Concessão da patente

#16.1

08/27/1991

RPI 1082

Notificação para pagamento de retribuição

#13.1

04/23/1991

RPI 1064

Deferimento

#9.1

01/08/1991

RPI 1049

Exigência - art. 36 da LPI

#6.1

08/14/1990

RPI 1028

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