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Official data from INPI

APARELHO PARA ENGRADAR E DESENGRADAR VASILHAMES

Arquivada/ExtintaInvention Patent

Application data

Number

PI9104897

Type

Invention Patent

Filing

11/12/1991

Publication

06/23/1992

Progress at the INPI

  1. Filing11/12/91
  2. Publication06/23/92
  3. Examination05/25/93
  4. Allowance04/25/95
  5. Grant11/28/95
  6. Expired06/29/10

The letters patent expired on 06/29/2010: 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: 06/29/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. K. (pessoa física)

DE

Inventors

H. K. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 40 36 038.5 · 11/13/1990

DE

P 41 25 573.9 · 08/02/1991

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 12/11/2006

06/29/2010

RPI 2060

Concessão da patente

#16.1

11/28/1995

RPI 1304

Notificação para pagamento de retribuição

#13.1

09/19/1995

RPI 1294

Deferimento

#9.1

04/25/1995

RPI 1273

Solicitação de exame técnico

#4.1

05/25/1993

RPI 1173

Publicação do pedido de patente

#3.1

06/23/1992

RPI 1125

Pedido de patente depositado

#2.1

12/24/1991

RPI 1099

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