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Official data from INPI

PROCESSO PARA DIMINUIR O TEOR DE ENXOFRE DE UM SULFETO ORGÂNICO

ArquivadaInvention Patent

Application data

Number

PI9002395

Type

Invention Patent

Filing

05/22/1990

Publication

08/06/1991

Progress at the INPI

  1. Filing05/22/90
  2. Publication08/06/91
  3. Examination09/14/93
  4. Allowance02/12/97
  5. Abandoned
  6. In force

The application was allowed on 02/12/1997 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 05/25/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Atochem North America, Inc.

US

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Inventors

G. C. (pessoa física)

J. Y. (pessoa física)

US

M. L. (pessoa física)

R. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

357,399 · 05/26/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Art. 38 § 2º da LPI.

05/25/1999

RPI 1481

Notificação para pagamento de retribuição

#13.1

05/13/1997

RPI 1380

Deferimento

#9.1

02/12/1997

RPI 1367

Solicitação de exame técnico

#4.1

09/14/1993

RPI 1189

Publicação do pedido de patente

#3.1

08/06/1991

RPI 1079

Pedido de patente depositado

#2.1

10/02/1990

RPI 1035

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