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Official data from INPI

SEPARADOR ROTATIVO DE FLUXO AXIAL

Concessão AnuladaInvention Patent

Application data

Number

PI8008201

Type

Invention Patent

Filing

12/15/1980

Publication

-

Progress at the INPI

  1. Filing12/15/80
  2. Publication
  3. Examination03/15/83
  4. Allowance11/29/83
  5. Grant
  6. Terminated09/25/90

The patent was granted and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 10/23/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Deere & Company

US

See this company's full portfolio

Inventors

P. R. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 29 50 722.0 · 12/17/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão anulada

#16.2

10/23/1984

RPI 731

16.4

08/21/1984

RPI 722

16.4

07/24/1984

RPI 718

Notificação para pagamento de retribuição

#13.1

03/20/1984

RPI 700

Deferimento

#9.1

11/29/1983

RPI 684

Solicitação de exame técnico

#4.1

03/15/1983

RPI 647

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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