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Official data from INPI

PROCESSO DE PREPARAÇÃO DE UMA VIDRAÇA

Prazo de SigiloInvention Patent

Application data

Number

PI8902535

Type

Invention Patent

Filing

06/02/1989

Publication

01/23/1990

Progress at the INPI

  1. Filing06/02/89
  2. Publication01/23/90
  3. Examination11/12/91
  4. Allowance07/19/94
  5. Grant01/31/95
  6. Expired12/22/09

The letters patent expired on 12/22/2009: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. V. (pessoa física)

FR

See this company's full portfolio

Inventors

H. K. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 38 18 930.5 · 06/03/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

07/11/1989

RPI 977

Carta-patente expirada

#21.1

Patente extinta em 02/06/2004

12/22/2009

RPI 2033

Concessão da patente

#16.1

01/31/1995

RPI 1261

Notificação para pagamento de retribuição

#13.1

11/15/1994

RPI 1250

Deferimento

#9.1

07/19/1994

RPI 1233

Exigência - art. 36 da LPI

#6.1

08/03/1993

RPI 1183

Solicitação de exame técnico

#4.1

11/12/1991

RPI 1093

Publicação do pedido de patente

#3.1

01/23/1990

RPI 1003

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