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Official data from INPI

APERFEIÇOAMENTOS EM TAMPA DE ROSCA.

Prazo de SigiloInvention Patent

Application data

Number

PI8802504

Type

Invention Patent

Filing

05/23/1988

Publication

01/09/1990

Progress at the INPI

Technical opinion to answer
  1. Filing05/23/88
  2. Publication01/09/90
  3. Examination11/05/91
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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Latest action published by the INPI: 10/11/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Crown Cork do Brasil S/A

SP, BR

Inventors

S. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

10/11/1988

RPI 938

Retificação

#15.3

11/12/1996

RPI 1354

Conhecimento de parecer técnico

#7.1

01/30/1996

RPI 1313

Solicitação de exame técnico

#4.1

11/05/1991

RPI 1092

14.7

06/19/1990

RPI 1023

Publicação do pedido de patente

#3.1

01/09/1990

RPI 1001

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