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Official data from INPI

PROCESSO E BOCAL PARA A FABRICAÇÃO DE FIBRAS DE VIDRO.

Em AnáliseInvention Patent

Application data

Number

PI8407309

Type

Invention Patent

Filing

09/10/1984

Publication

04/15/1986

Progress at the INPI

  1. Filing09/10/84
  2. Publication04/15/86
  3. Examination12/22/87
  4. Allowance07/24/90
  5. Grant02/13/91
  6. Terminated09/12/95

The patent was granted on 02/13/1991 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: 12/22/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. C. (pessoa física)

US

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Inventors

N. G. (pessoa física)

US

T. H. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

597.578 · 04/09/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/22/1987

RPI 896

Notificação de entrada na fase nacional - PCT

#1.3

04/15/1986

RPI 808

Anuidade - prazo legal encerrado

#18.2

09/12/1995

RPI 1293

Concessão da patente

#16.1

02/13/1991

RPI 1054

Notificação para pagamento de retribuição

#13.1

11/06/1990

RPI 1040

Deferimento

#9.1

07/24/1990

RPI 1025

Conhecimento de parecer técnico

#7.1

01/09/1990

RPI 1001

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