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Official data from INPI

PROCESSO DE PREPARAÇÃO DE BENZOXAZOLONA.

ConcedidaInvention Patent

Application data

Number

PI8002788

Type

Invention Patent

Filing

05/06/1980

Publication

-

Progress at the INPI

  1. Filing05/06/80
  2. Publication
  3. Examination03/08/83
  4. Allowance02/12/86
  5. Grant08/26/86
  6. Terminated02/04/92

The patent was granted on 08/26/1986 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: 08/26/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. A. (pessoa física)

FR

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Inventors

Q. Y. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

79.12140 · 05/08/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/26/1986

RPI 827

Notificação para pagamento de retribuição

#13.1

06/24/1986

RPI 818

Deferimento

#9.1

02/12/1986

RPI 799

Exigência - art. 36 da LPI

#6.1

12/04/1984

RPI 737

Exigência - art. 36 da LPI

#6.1

01/17/1984

RPI 691

Solicitação de exame técnico

#4.1

03/08/1983

RPI 646

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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