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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent
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Application data

Number

PI7901039

Type

Invention Patent

Filing

02/19/1979

Publication

-
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Progress at the INPI

  1. Filing02/19/79
  2. Publication
  3. Examination
  4. Allowance01/10/84
  5. Grant07/31/84
  6. Terminated05/11/93

The patent was granted on 07/31/1984 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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Scientific Design Company, Inc.

US

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Inventors

O. B. (pessoa física)

Technical data

IPC Classification

C07D 301/32C07D 303/04

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

10/31/1989

RPI 993

20.4

10/24/1989

RPI 992

Pedido de licença compulsória

#20.1

10/17/1989

RPI 991

Concessão da patente

#16.1

07/31/1984

RPI 719

Notificação para pagamento de retribuição

#13.1

05/02/1984

RPI 706

Deferimento

#9.1

01/10/1984

RPI 690

6.2

03/02/1982

RPI 593

Anuidade - prazo legal encerrado

#18.2

05/11/1993

RPI 1171

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