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

PROCESSO DE PREPARAÇÀO DE CATALISADOR DE FCC DE ALTA DENSIDADE, DE CRAQUEAMENTO CATALÍTICO FLUIDIFICADO, E DE CRAQUEAMENTO DE MATERIAL DE ALIMENTAÇÃO DE HIDROCARBONETO

Em AnáliseInvention Patent

Application data

Number

PI8501348

Type

Invention Patent

Filing

03/25/1985

Publication

11/04/1986

Progress at the INPI

Under appeal
  1. Filing03/25/85
  2. Publication11/04/86
  3. Examination10/18/88
  4. Refused02/13/91
  5. Grant
  6. In force

The application was refused by the INPI on 02/13/1991. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. C. (pessoa física)

US

See this company's full portfolio

Inventors

G. P. (pessoa física)

US

W. S. (pessoa física)

US

W. J. (pessoa física)

US

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

02/28/1989

RPI 958

Solicitação de exame técnico

#4.1

10/18/1988

RPI 939

Publicação do pedido de patente

#3.1

11/04/1986

RPI 837

Pedido de patente depositado

#2.1

06/11/1985

RPI 764

Indeferimento

#9.2

02/13/1991

RPI 1054

Conhecimento de parecer técnico

#7.1

03/06/1990

RPI 1008

Patent monitoring

Track this patent in real time.

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