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Official data from INPI

MÁQUINA PARA A FORMAÇÃO DE UMA CABEÇA EM UMA HASTE.

ConcedidaInvention Patent

Application data

Number

PI7901211

Type

Invention Patent

Filing

02/23/1979

Publication

-

Progress at the INPI

  1. Filing02/23/79
  2. Publication
  3. Examination
  4. Allowance12/07/82
  5. Grant06/28/83
  6. Expired05/31/94

The letters patent expired on 05/31/1994: 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: 06/28/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. T. (pessoa física)

AKTIESELSKABET THOMAS THS. SABROE & CO.

Inventors

N. L. (pessoa física)

N. O. (pessoa física)

W. T. (pessoa física)

Technical data

IPC Classification

Priority claims

DK

P: 819 · 02/23/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

05/17/1983

RPI 656

Deferimento

#9.1

12/07/1982

RPI 633

Exigência - art. 36 da LPI

#6.1

03/30/1982

RPI 597

Carta-patente expirada

#21.1

05/31/1994

RPI 1226

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