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Official data from INPI

SECADOR DE GRÃOS CONTÍNUO

Arquivada/ExtintaInvention Patent

Application data

Number

PI8805168

Type

Invention Patent

Filing

10/03/1988

Publication

05/22/1990

Progress at the INPI

  1. Filing10/03/88
  2. Publication05/22/90
  3. Examination01/15/91
  4. Allowance06/21/94
  5. Grant04/25/95
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 09/02/2008. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pinhalense S/A Máquinas Agrícolas

SP, BR

Silarma S/A - Sistemas de Armazenagem e Agro Mecanismos

MG, BR

See this company's full portfolio

Inventors

G. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 03/10/2003

09/02/2008

RPI 1965

Pedido de licença compulsória

#20.1

05/07/1996

RPI 1327

20.3

12/19/1995

RPI 1307

Concessão da patente

#16.1

04/25/1995

RPI 1273

Notificação para pagamento de retribuição

#13.1

10/25/1994

RPI 1247

Deferimento

#9.1

06/21/1994

RPI 1229

14.7

06/08/1993

RPI 1175

Retificação

#15.6

03/03/1992

RPI 1109

Alteração de numeração

#15.1

11/05/1991

RPI 1092

Solicitação de exame técnico

#4.1

01/15/1991

RPI 1050

Publicação do pedido de patente

#3.1

05/22/1990

RPI 1019

Pedido de patente depositado

#2.1

01/23/1990

RPI 1003

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