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Official data from INPI

PROCESSO DE PREPARACAO DE ALCENILOXIFENOL BETA, GAMA-INSATURADO A PARTIR DE DIFENOL E DE HALOGENETO DE ALCENILA BETA, GAMAINSATURADO

ConcedidaInvention Patent

Application data

Number

PI7907798

Type

Invention Patent

Filing

11/30/1978

Publication

-

Progress at the INPI

  1. Filing11/30/78
  2. Publication
  3. Examination10/05/82
  4. Allowance01/03/84
  5. Grant06/26/84
  6. Expired05/02/95

The letters patent expired on 05/02/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/26/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PHILAGRO SA

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Inventors

M. D. (pessoa física)

R. M. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/26/1984

RPI 714

Notificação para pagamento de retribuição

#13.1

04/24/1984

RPI 705

Deferimento

#9.1

01/03/1984

RPI 689

Exigência - art. 36 da LPI

#6.1

05/17/1983

RPI 656

Solicitação de exame técnico

#4.1

10/05/1982

RPI 624

Carta-patente expirada

#21.1

05/02/1995

RPI 1274

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