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Official data from INPI

CEIFADEIRA AGRICOLA

Em AnáliseInvention Patent

Application data

Number

PI7803213

Type

Invention Patent

Filing

06/03/1977

Publication

-

Progress at the INPI

  1. Filing06/03/77
  2. Publication
  3. Examination
  4. Allowance12/01/81
  5. Grant08/31/82
  6. Expired11/30/93

The letters patent expired on 11/30/1993: 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: 09/23/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. B. (pessoa física)

See this company's full portfolio

Inventors

B. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

09/23/1986

RPI 831

Pedido de licença compulsória

#20.1

09/16/1986

RPI 830

20.7

09/09/1986

RPI 829

20.4

09/02/1986

RPI 828

20.7

01/02/1985

RPI 741

20.7

12/26/1984

RPI 740

Concessão da patente

#16.1

08/31/1982

RPI 619

Notificação para pagamento de retribuição

#13.1

04/13/1982

RPI 599

Deferimento

#9.1

12/01/1981

RPI 580

Carta-patente expirada

#21.1

11/30/1993

RPI 1200

Pedido de licença compulsória

#20.1

08/11/1992

RPI 1132

20.4

08/04/1992

RPI 1131

20.7

08/04/1992

RPI 1131

20.7

11/05/1991

RPI 1092

20.4

06/12/1990

RPI 1022

Pedido de licença compulsória

#20.1

06/05/1990

RPI 1021

20.4

05/29/1990

RPI 1020

20.7

05/29/1990

RPI 1020

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