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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8104445

Type

Invention Patent

Filing

07/10/1981

Publication

03/30/1982

Progress at the INPI

  1. Filing07/10/81
  2. Publication03/30/82
  3. Examination04/10/84
  4. Allowance07/19/88
  5. Grant03/28/89
  6. Terminated03/19/96

The patent was granted on 03/28/1989 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: 03/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. C. (pessoa física)

US

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Inventors

C. R. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/28/1989

RPI 962

Notificação para pagamento de retribuição

#13.1

11/16/1988

RPI 943

Deferimento

#9.1

07/19/1988

RPI 926

Exigência - art. 36 da LPI

#6.1

09/29/1987

RPI 884

Conhecimento de parecer técnico

#7.1

02/20/1985

RPI 748

Solicitação de exame técnico

#4.1

04/10/1984

RPI 703

Publicação do pedido de patente

#3.1

03/30/1982

RPI 597

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09J 3/12; C08L 9/06.

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

03/19/1996

RPI 1320

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