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

TUBO COMPÓSITO

Em AnáliseInvention Patent

Application data

Number

PI8600524

Type

Invention Patent

Filing

02/06/1986

Publication

09/01/1987

Progress at the INPI

Under appeal
  1. Filing02/06/86
  2. Publication09/01/87
  3. Examination12/08/87
  4. Refused11/16/93
  5. Grant
  6. In force

The application was refused by the INPI on 11/16/1993. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 12/08/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sumitomo Electric Industries, Ltd

JP

See this company's full portfolio

Inventors

R. H. (pessoa física)

JP

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/08/1987

RPI 894

Publicação do pedido de patente

#3.1

09/01/1987

RPI 880

Pedido de patente depositado

#2.1

07/29/1986

RPI 823

Indeferimento

#9.2

11/16/1993

RPI 1198

Conhecimento de parecer técnico

#7.1

11/03/1992

RPI 1144

Patent monitoring

Track this patent in real time.

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