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Official data from INPI

PRODUTO POLIMÉRICO POSSUINDO UM MEIO DE CAMADA DE TECIDO E PROCESSO PARA A FABRICAÇÃO DO MESMO

ConcedidaInvention Patent

Application data

Number

PI8406797

Type

Invention Patent

Filing

04/03/1984

Publication

03/19/1985

Progress at the INPI

  1. Filing04/03/84
  2. Publication03/19/85
  3. Examination07/28/87
  4. Allowance10/04/88
  5. Grant09/26/89
  6. Terminated07/04/95

The patent was granted on 09/26/1989 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

Dayco Products, Inc.

US

Inventors

D. L. (pessoa física)

US

J. J. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

486.650 · 04/20/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

01/24/1989

RPI 953

Deferimento

#9.1

10/04/1988

RPI 937

14.1

04/12/1988

RPI 912

Solicitação de exame técnico

#4.1

07/28/1987

RPI 875

Notificação de entrada na fase nacional - PCT

#1.3

03/19/1985

RPI 752

Anuidade - prazo legal encerrado

#18.2

07/04/1995

RPI 1283

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