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Official data from INPI

TELHA-FORRO INCOMBUSTIVEL

IndeferidaInvention Patent

Application data

Number

PI8106072

Type

Invention Patent

Filing

09/21/1981

Publication

01/25/1983

Progress at the INPI

Under appeal
  1. Filing09/21/81
  2. Publication01/25/83
  3. Examination06/21/83
  4. Refused03/12/85
  5. Grant
  6. In force

The application was refused by the INPI on 03/12/1985. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 03/12/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. C. (pessoa física)

Inventors

R. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

03/12/1985

RPI 751

Pedido de certificado de adição de invenção

#5.1

01/10/1984

RPI 690

4.1.2

08/23/1983

RPI 670

Solicitação de exame técnico

#4.1

06/21/1983

RPI 661

Publicação antecipada

#3.2

01/25/1983

RPI 640

Pedido de patente depositado

#2.1

11/10/1981

RPI 577

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