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Official data from INPI

PROCESSO PARA A PREPARACAO DE DERIVADOS DE 1,2,4-TRIAZINA-5-ONA

Em AnáliseInvention Patent

Application data

Number

PI7804679

Type

Invention Patent

Filing

07/22/1977

Publication

-

Progress at the INPI

  1. Filing07/22/77
  2. Publication
  3. Examination
  4. Allowance06/22/82
  5. Grant12/28/82
  6. In force07/22/97

The patent is in force and subject to a compulsory licence request: third parties have asked for authorisation to exploit the technology.

Protection valid until:07/22/1997

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Latest action published by the INPI: 11/01/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DEGUSSA

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Inventors

K. H. (pessoa física)

L. W. (pessoa física)

S. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

11/01/1983

RPI 680

Concessão da patente

#16.1

12/28/1982

RPI 636

Notificação para pagamento de retribuição

#13.1

10/05/1982

RPI 624

Deferimento

#9.1

06/22/1982

RPI 609

6.2

10/13/1981

RPI 573

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