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Official data from INPI

APERFEIÇOAMENTO EM CAMA HOSPITALAR

Prazo de SigiloInvention Patent

Application data

Number

PI8903872

Type

Invention Patent

Filing

07/27/1989

Publication

04/17/1990

Progress at the INPI

  1. Filing07/27/89
  2. Publication04/17/90
  3. Examination09/25/90
  4. Allowance06/28/94
  5. Grant04/25/95
  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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Indústria Mecano Cientifica S/A

SP, BR

Inventors

D. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

10/31/1989

RPI 993

Carta-patente expirada

#21.1

Patente extinta em 27/07/2004

12/22/2009

RPI 2033

Concessão da patente

#16.1

04/25/1995

RPI 1273

Notificação para pagamento de retribuição

#13.1

11/01/1994

RPI 1248

Deferimento

#9.1

06/28/1994

RPI 1230

Solicitação de exame técnico

#4.1

09/25/1990

RPI 1034

Solicitação de exame não realizada

#4.2

06/12/1990

RPI 1022

Publicação antecipada

#3.2

04/17/1990

RPI 1014

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