(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

COMPOSIÇÃO DE ARGILA CANDITA MODIFICADA, PROCESSO PARA A PRODUÇÃO DE COMPOSIÇÕES DE ARGILA CANDITA, E, PROCESSO DE CONVERSÃO CATALÍTICA DE HIDROCARBONETOS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9105426

Type

Invention Patent

Filing

12/13/1991

Publication

08/25/1992

Progress at the INPI

  1. Filing12/13/91
  2. Publication08/25/92
  3. Abandoned10/18/94
  4. Allowance
  5. Grant
  6. In force

The application was abandoned for failure to pay the annuities (art. 86 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/16/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exxon Research And Engineering Company

US

See this company's full portfolio

Inventors

D. V. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

07/628,514 · 12/17/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento por falta de pagamento

#8.6

Referente a 5ª, 6ª, 7ª e 8ª anuidade

05/16/2000

RPI 1532

8.1

Referente a 5ª, 6ª e 7ª anuidade.

12/29/1998

RPI 1460

Solicitação de exame técnico

#4.1

10/18/1994

RPI 1246

Publicação do pedido de patente

#3.1

08/25/1992

RPI 1134

Pedido de patente depositado

#2.1

02/04/1992

RPI 1105

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.