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Official data from INPI

APARELHO E PROCESSO PARA VERIFICAÇÃO DE UMA ENGRENAGEM.

Em AnáliseInvention Patent

Application data

Number

PI8108628

Type

Invention Patent

Filing

04/30/1981

Publication

04/06/1982

Progress at the INPI

  1. Filing04/30/81
  2. Publication04/06/82
  3. Examination09/28/82
  4. Allowance09/18/84
  5. Grant04/30/85
  6. Terminated05/24/88

The patent was granted on 04/30/1985 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Barber-Colman Company

US

Inventors

F. E. (pessoa física)

H. W. (pessoa física)

J. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

153.599 · 05/27/1980

US

81/00593 · 04/30/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

04/30/1985

RPI 758

Deferimento

#9.1

09/18/1984

RPI 726

Solicitação de exame técnico

#4.1

09/28/1982

RPI 623

Notificação de entrada na fase nacional - PCT

#1.3

04/06/1982

RPI 598

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