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Official data from INPI

REFORÇO EM VIDRO-CERÂMICAS DE ALUMINOSSILICATOS DE TERRAS ALCALINAS

Em AnáliseInvention Patent

Application data

Number

PI8505756

Type

Invention Patent

Filing

11/14/1985

Publication

12/16/1986

Progress at the INPI

  1. Filing11/14/85
  2. Publication12/16/86
  3. Abandoned01/17/89
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. W. (pessoa física)

US

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Inventors

K. C. (pessoa física)

US

K. G. (pessoa física)

US

M. T. (pessoa física)

US

R. C. (pessoa física)

US

R. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

723.572 · 04/15/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

01/17/1989

RPI 952

Publicação do pedido de patente

#3.1

12/16/1986

RPI 843

2.2

03/11/1986

RPI 803

Pedido de patente depositado

#2.1

01/28/1986

RPI 797

Pedido de patente depositado

#2.1

01/21/1986

RPI 796

Arquivamento - Art. 36 §1° da LPI

#11.2

06/11/1991

RPI 1071

Exigência - art. 36 da LPI

#6.1

10/02/1990

RPI 1035

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