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Official data from INPI

TRECHO DE PRENSA E MÉTODO PARA PRENSAR DE MANEIRA SUBSTANCIALMENTE UNIFORME AMBOS OS LADOS DE UMA TRAMA DE FOLHA DE PAPEL.

Em AnáliseInvention Patent

Application data

Number

PI8108279

Type

Invention Patent

Filing

12/17/1981

Publication

10/05/1982

Progress at the INPI

  1. Filing12/17/81
  2. Publication10/05/82
  3. Examination11/06/84
  4. Allowance02/04/86
  5. Grant09/30/86
  6. Terminated11/16/88

The patent was granted on 09/30/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. C. (pessoa física)

US

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Inventors

E. A. (pessoa física)

Technical data

IPC Classification

Priority claims

US

217.657 · 12/18/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/16/1988

RPI 943

Concessão da patente

#16.1

09/30/1986

RPI 832

Notificação para pagamento de retribuição

#13.1

06/24/1986

RPI 818

Deferimento

#9.1

02/04/1986

RPI 798

Conhecimento de parecer técnico

#7.1

04/30/1985

RPI 758

Solicitação de exame técnico

#4.1

11/06/1984

RPI 733

Publicação do pedido de patente

#3.1

10/05/1982

RPI 624

Pedido de patente depositado

#2.1

02/16/1982

RPI 591

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