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Official data from INPI

MATRIZ DE COEXTRUSÃO

ConcedidaInvention PatentPCT · DK1981000023

Application data

Number

PI8107091

Type

Invention Patent

Filing

10/27/1981

Publication

01/05/1982

PCT

DK1981000023

Progress at the INPI

  1. Filing10/27/81
  2. Publication01/05/82
  3. Examination10/18/83
  4. Allowance05/22/84
  5. Grant11/27/84
  6. In force10/27/01

The patent was granted on 11/27/1984 and is in force until 10/27/2001. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:10/27/2001

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Latest action published by the INPI: 11/27/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. R. (pessoa física)

CH

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Inventors

B. J. (pessoa física)

DK

O. R. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

DK

891/80 · 02/29/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/27/1984

RPI 736

Notificação para pagamento de retribuição

#13.1

09/04/1984

RPI 724

Deferimento

#9.1

05/22/1984

RPI 709

Solicitação de exame técnico

#4.1

10/18/1983

RPI 678

Notificação de entrada na fase nacional - PCT

#1.3

01/05/1982

RPI 585

22.2

10/21/1997

RPI 1403

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