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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI7803383

Type

Invention Patent

Filing

05/26/1978

Publication

-

Progress at the INPI

  1. Filing05/26/78
  2. Publication
  3. Examination
  4. Allowance02/04/86
  5. Grant07/29/86
  6. Terminated04/20/93

The patent was granted on 07/29/1986 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: 07/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. C. (pessoa física)

US

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Inventors

K. W. (pessoa física)

Y. L. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/29/1986

RPI 823

Notificação para pagamento de retribuição

#13.1

05/13/1986

RPI 812

100

02/04/1986

RPI 798

Petição de recurso

#12.2

07/17/1984

RPI 717

Indeferimento

#9.2

12/27/1983

RPI 688

Conhecimento de parecer técnico

#7.1

03/29/1983

RPI 649

Deferimento

#9.1

01/05/1982

RPI 585

Anuidade - prazo legal encerrado

#18.2

04/20/1993

RPI 1168

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