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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE URÉIA GRANULAR

Arquivada/ExtintaInvention PatentPCT · JP1997000108

Application data

Number

PI9702047

Type

Invention Patent

Filing

01/21/1997

Publication

01/13/1998

PCT

JP1997000108

Progress at the INPI

  1. Filing01/21/97
  2. Publication01/13/98
  3. Examination
  4. Allowance12/30/03
  5. Grant02/17/04
  6. Expired04/04/17

The letters patent expired on 04/04/2017: 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: 04/04/2017. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. C. (pessoa física)

JP

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Inventors

H. M. (pessoa física)

JP

H. F. (pessoa física)

JP

Technical data

Priority claims

JP

8-16541 · 02/01/1996

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 21/01/2017

04/04/2017

RPI 2413

Concessão da patente

#16.1

02/17/2004

RPI 1728

Deferimento

#9.1

12/30/2003

RPI 1721

Exigência - art. 36 da LPI

#6.1

08/05/2003

RPI 1700

Notificação de entrada na fase nacional - PCT

#1.3

01/13/1998

RPI 1412

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