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Official data from INPI

APERFEICOAMENTOS EM CILINDROS ABRIDORES CURVOS PARA ACABAMENTO DE PAPEL,TECIDOS E OUTROS

Em AnáliseInvention Patent

Application data

Number

PI7707810

Type

Invention Patent

Filing

11/24/1977

Publication

-

Progress at the INPI

  1. Filing11/24/77
  2. Publication
  3. Examination
  4. Allowance
  5. Grant08/31/82
  6. Terminated10/23/90

The patent was granted on 08/31/1982 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: 02/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. R. (pessoa física)

Inventors

P. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

02/21/1989

RPI 957

Pedido de licença compulsória

#20.1

03/22/1988

RPI 909

Concessão da patente

#16.1

08/31/1982

RPI 619

Notificação para pagamento de retribuição

#13.1

01/26/1982

RPI 588

Anuidade - prazo legal encerrado

#18.2

10/23/1990

RPI 1038

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