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Official data from INPI

ÉTERES ACETILACETOXIALQUIL-ALÍLICOS, PROCESSO PARA SUA PRODUÇÀO, E SUA APLICAÇÀO.

Concessão AnuladaInvention Patent

Application data

Number

PI8004276

Type

Invention Patent

Filing

07/10/1980

Publication

-

Progress at the INPI

  1. Filing07/10/80
  2. Publication
  3. Examination10/19/82
  4. Allowance12/26/84
  5. Grant
  6. Terminated02/04/92

The patent was granted 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: 08/27/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

B. H. (pessoa física)

R. K. (pessoa física)

R. H. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 29 27 933.2 · 07/11/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

16.4

08/27/1985

RPI 775

Notificação para pagamento de retribuição

#13.1

04/16/1985

RPI 756

Deferimento

#9.1

12/26/1984

RPI 740

Exigência - art. 36 da LPI

#6.1

05/22/1984

RPI 709

Exigência - art. 36 da LPI

#6.1

10/11/1983

RPI 677

Solicitação de exame técnico

#4.1

10/19/1982

RPI 626

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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