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Official data from INPI

COMPRESSOR ROTATIVO

ConcedidaInvention Patent

Application data

Number

PI8203016

Type

Invention Patent

Filing

05/24/1982

Publication

05/10/1983

Progress at the INPI

  1. Filing05/24/82
  2. Publication05/10/83
  3. Examination07/23/85
  4. Allowance12/16/86
  5. Grant08/25/87
  6. Terminated07/18/95

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

Applicants and inventors

Applicants

T. C. (pessoa física)

US

Inventors

T. E. (pessoa física)

US

W. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

271.399 · 06/08/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/25/1987

RPI 879

Notificação para pagamento de retribuição

#13.1

05/05/1987

RPI 863

Deferimento

#9.1

12/16/1986

RPI 843

Republicação - classificação IPC

#15.11

07/15/1986

RPI 821

Exigência - art. 36 da LPI

#6.1

06/17/1986

RPI 817

Solicitação de exame técnico

#4.1

07/23/1985

RPI 770

Publicação do pedido de patente

#3.1

05/10/1983

RPI 655

Pedido de patente depositado

#2.1

07/13/1982

RPI 612

Anuidade - prazo legal encerrado

#18.2

07/18/1995

RPI 1285

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