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Official data from INPI

APARELHO PARA AQUECER MATERIAL DE CARREGAMENTO

Em AnáliseInvention PatentPCT · DE1985000656

Application data

Number

PI8507139

Type

Invention Patent

Filing

12/02/1985

Publication

07/14/1987

PCT

DE1985000656

Progress at the INPI

  1. Filing12/02/85
  2. Publication07/14/87
  3. Examination10/06/87
  4. Allowance11/19/91
  5. Grant08/25/92
  6. Terminated08/15/95

The patent was granted on 08/25/1992 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: 10/06/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Kortec Ag

CH

See this company's full portfolio

Inventors

W. W. (pessoa física)

BR

Technical data

IPC Classification

Priority claims

DE

P 34 47 267.3 · 12/02/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/06/1987

RPI 885

Notificação de entrada na fase nacional - PCT

#1.3

07/14/1987

RPI 873

Anuidade - prazo legal encerrado

#18.2

08/15/1995

RPI 1289

Concessão da patente

#16.1

08/25/1992

RPI 1134

Notificação para pagamento de retribuição

#13.1

04/07/1992

RPI 1114

Deferimento

#9.1

11/19/1991

RPI 1094

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