(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

APARELHO DE EXTRUSAO

Em AnáliseInvention Patent

Application data

Number

PI7606875

Type

Invention Patent

Filing

10/17/1975

Publication

-

Progress at the INPI

  1. Filing10/17/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant08/31/82
  6. Terminated11/24/87

The patent was granted on 08/31/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CROMPTON & KNOWLES CORP

Inventors

N. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/24/1987

RPI 892

Cessão de direito de exploração

#22.1

11/20/1984

RPI 735

Concessão da patente

#16.1

08/31/1982

RPI 619

Notificação para pagamento de retribuição

#13.1

12/22/1981

RPI 583

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.