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Official data from INPI

CONVECTOR DE SOPRO PARA CONDICIONAMENTO DE AR DE INTERIORES.

Em AnáliseUtility Model
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Application data

Number

MU6701524

Type

Utility Model

Filing

07/15/1987

Publication

04/19/1988
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Progress at the INPI

  1. Filing07/15/87
  2. Publication04/19/88
  3. Examination10/04/88
  4. Allowance04/09/91
  5. Grant10/29/91
  6. Expired09/18/01

The letters patent expired on 09/18/2001: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Delchi Carrier S.p.A.

IT

Inventors

D. F. (pessoa física)

IT

G. C. (pessoa física)

IT

L. B. (pessoa física)

IT

Technical data

IPC Classification

F24F 7/007

Priority claims

IT

22545-B/86 · 07/16/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/27/1988

RPI 949

Solicitação de exame técnico

#4.1

10/04/1988

RPI 937

Publicação do pedido de patente

#3.1

04/19/1988

RPI 913

Pedido de patente depositado

#2.1

12/08/1987

RPI 894

Carta-patente expirada

#21.1

Patente extinta em 15/07/97 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).

09/18/2001

RPI 1602

Concessão da patente

#16.1

10/29/1991

RPI 1091

Notificação para pagamento de retribuição

#13.1

07/23/1991

RPI 1077

Deferimento

#9.1

04/09/1991

RPI 1062

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