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Official data from INPI

APERFEICOAMENTO AO SISTEMA DE FIXACAO POR ENLEAMENTO PARALELO

Em AnáliseInvention Patent

Application data

Number

PI8105178

Type

Invention Patent

Filing

08/12/1981

Publication

12/08/1981

Progress at the INPI

  1. Filing08/12/81
  2. Publication12/08/81
  3. Examination03/09/82
  4. Allowance04/09/85
  5. Grant12/31/85
  6. Terminated05/24/88

The patent was granted on 12/31/1985 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

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Inventors

D. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Licença compulsória (variante)

#20.2

04/19/1988

RPI 913

20.3

01/13/1987

RPI 847

Concessão da patente

#16.1

12/31/1985

RPI 793

Republicação - classificação IPC

#15.11

08/06/1985

RPI 772

Notificação para pagamento de retribuição

#13.1

07/30/1985

RPI 771

Deferimento

#9.1

04/09/1985

RPI 755

Solicitação de exame técnico

#4.1

03/09/1982

RPI 594

Publicação antecipada

#3.2

12/08/1981

RPI 581

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