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Official data from INPI

PREFORMA PARA FORMAR UM FECHO EXTREMO SUPERIOR PLANO PARA RECIPIENTE DE PAPELÃO PORTADOR DE LÍQUIDOS, E, RECIPIENTE DE PAPELÃO PORTADOR DE LÍQUIDOS

DeferidaInvention Patent

Application data

Number

PI8506761

Type

Invention Patent

Filing

05/15/1985

Publication

09/23/1986

Progress at the INPI

  1. Filing05/15/85
  2. Publication09/23/86
  3. Examination10/06/87
  4. Allowance10/31/89
  5. Grant06/26/90
  6. Terminated03/10/92

The patent was granted on 06/26/1990 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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. C. (pessoa física)

US

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Inventors

R. L. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

615.641 · 05/31/1984

US

PCT/85/00900 · 05/15/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

10/31/1989

RPI 993

Exigência - art. 36 da LPI

#6.1

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

10/06/1987

RPI 885

Notificação de entrada na fase nacional - PCT

#1.3

09/23/1986

RPI 831

Anuidade - prazo legal encerrado

#18.2

03/10/1992

RPI 1110

Concessão da patente

#16.1

06/26/1990

RPI 1024

Notificação para pagamento de retribuição

#13.1

03/06/1990

RPI 1008

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