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

COMPOSIÇÃO DE UM PRODUTO QUÍMICO CHAMADO TITANATO DE ESTRÔNICO, USADO NA FABRICAÇÃO DE CAPACITORES DE CERÂMICA, PRODUTOS PIEZOELÉTRICOS E OUTROS ARTIGOS DE CERÂMICAS ELETRÔNICA.

Em AnáliseInvention Patent

Application data

Number

PI8106325

Type

Invention Patent

Filing

09/29/1981

Publication

05/03/1983

Progress at the INPI

  1. Filing09/29/81
  2. Publication05/03/83
  3. Examination08/30/83
  4. Refused11/03/87
  5. Grant
  6. In force

The application was refused on 11/03/1987 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/03/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Certronic Cerãmica Eletronica Industria e Comércio Ltda.

Inventors

M. A. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

11/03/1987

RPI 889

120

03/10/1987

RPI 855

Petição de recurso

#12.2

09/10/1985

RPI 777

Indeferimento

#9.2

05/14/1985

RPI 760

Pedido de certificado de adição de invenção

#5.1

01/17/1984

RPI 691

Solicitação de exame técnico

#4.1

08/30/1983

RPI 671

Publicação do pedido de patente

#3.1

05/03/1983

RPI 654

Pedido de patente depositado

#2.1

11/17/1981

RPI 578

Related

From the same holder

Patent monitoring

Track this patent in real time.

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