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Official data from INPI

APARELHO DE ENROLAMENTO PARA ENROLAR MATERIAL FILAMENTAR; DISPOSITIVO GUIA DIRECIONADOR DE ALTA VELOCIDADE PARA ENROLAR MATERIAL FILAMENTAR; E MÉTODO PARA ENROLAR MATERIAL FILAMENTAR

Arquivada/ExtintaInvention Patent

Application data

Number

PI9601126

Type

Invention Patent

Filing

03/25/1996

Publication

01/06/1998

Progress at the INPI

  1. Filing03/25/96
  2. Publication01/06/98
  3. Examination
  4. Allowance10/03/00
  5. Grant02/20/01
  6. Expired05/03/16

The letters patent expired on 05/03/2016: 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: 05/03/2016. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Windings, Inc

US

Inventors

D. F. (pessoa física)

US

D. W. (pessoa física)

US

F. K. (pessoa física)

US

G. R. (pessoa física)

US

T. R. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

409304 · 03/24/1995

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 25/03/2016

05/03/2016

RPI 2365

Concessão da patente

#16.1

02/20/2001

RPI 1572

Deferimento

#9.1

10/03/2000

RPI 1552

Publicação do pedido de patente

#3.1

01/06/1998

RPI 1411

Pedido de patente depositado

#2.1

04/30/1996

RPI 1326

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