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

REVESTIMENTO BASICO COLAPSIVEL

IndeferidaInvention Patent

Application data

Number

PI8300123

Type

Invention Patent

Filing

01/12/1983

Publication

04/12/1983

Progress at the INPI

Under appeal
  1. Filing01/12/83
  2. Publication04/12/83
  3. Examination08/23/83
  4. Refused06/24/86
  5. Grant
  6. In force

The application was refused by the INPI on 06/24/1986. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 04/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

REFRATARIOS & ISOLANTES S A [BR]

Inventors

B. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

04/28/1987

RPI 862

Indeferimento

#9.2

06/24/1986

RPI 818

Conhecimento de parecer técnico

#7.1

05/28/1985

RPI 762

14.4

01/22/1985

RPI 744

Solicitação de exame técnico

#4.1

08/23/1983

RPI 670

Publicação antecipada

#3.2

04/12/1983

RPI 651

Pedido de patente depositado

#2.1

03/01/1983

RPI 645

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C04B 43/00; B22D 41/02.

03/27/2018

RPI 2464

Patent monitoring

Track this patent in real time.

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