Fibrous reticular sheet material
Patent 4636417 Issued on January 13, 1987. Estimated Expiration Date: 
February 19, 2005. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
February 19, 2005. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 1417587 3399425 3708565 3811923 Process for producing sheeting having fibrous surface Fibrous sheet materials resembling a deer skin and process for preparing same Patent #: 4232073 InventorApplicationNo. 06/701809 filed on 02/19/1985US Classes:428/91, Nap type surface428/131, Including aperture428/134, Noncircular aperture (e.g., slit, diamond, rectangular, etc.)428/136, Slit or elongated428/138Including nonapertured componentExaminersPrimary: Swisher, Nancy A. B.Attorney, Agent or FirmInternational ClassesB29C 59/02 (20060101)B26F 1/26 (20060101) B26F 1/00 (20060101) B29D 28/00 (20060101) D04H 11/00 (20060101) D04H 11/08 (20060101) AbstractA two-dimensional integral net having a nap in form of relatively long fibres which are integral with the net and protrude from the edges which surround the apertures of the net.A method of producing this net from a film is by heating selected areas of the film to a molten state and dragging out this molten material into fibres to leave apertures in the film while controlling the fibre-dragging by cooling with an air jet. | |
