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Official data from INPI

APARELHO PARA O CAREGAMENTO E O DESCARREGAMENTO DE MATERIAL CERÂMICO EM UM RECIPIENTE DE ROLOS

PublicadaInvention Patent

Application data

Number

PI8603325

Type

Invention Patent

Filing

07/15/1986

Publication

11/24/1987

Progress at the INPI

  1. Filing07/15/86
  2. Publication11/24/87
  3. Examination05/22/90
  4. Allowance10/22/91
  5. Grant08/25/92
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 11/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S.I.T.I. Società Impianti Termoelettrici Industriali S.p.A

IT

Inventors

R. B. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

20108 A/86 · 04/16/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/24/1987

RPI 892

Pedido de patente depositado

#2.1

01/06/1987

RPI 846

Carta-patente expirada

#21.1

Patente extinta em 15/07/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

08/25/1992

RPI 1134

Notificação para pagamento de retribuição

#13.1

03/03/1992

RPI 1109

Deferimento

#9.1

10/22/1991

RPI 1090

Exigência - art. 36 da LPI

#6.1

05/21/1991

RPI 1068

15.9

01/08/1991

RPI 1049

Solicitação de exame técnico

#4.1

05/22/1990

RPI 1019

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