Device for providing disposable sanitary keyboard covers
Patent 5944432 Issued on August 31, 1999. Estimated Expiration Date: 
October 23, 2017. 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.
October 23, 2017. 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 3454075 Protective keyboard enclosure assembly Computer keyboard cover Keyboard cover Dust cover assembly for computer keyboard Decorative computer keyboard cover Patent #: 5551497 InventorApplicationNo. 988340 filed on 10/23/1997US Classes:400/713, Attachment for shielding or screening record-medium or typewriter (e.g., against wind, etc.)312/208.3, Having particular machine-cover detail400/714For screening key-boardExaminersPrimary: Burr, Edgar S.Assistant: Nguyen, Anthony H. Attorney, Agent or FirmInternational ClassB41J 011/62AbstractAn apparatus that dispenses disposable sanitary keyboard covers of a flexible transparent plastic film that is drawn across a key array and provides a sanitary cover that allows full use of the keyboard. When a subsequent user uses the keyboard, a new length of plastic film is drawn, and the old length of film is discarded. The apparatus includes a frame having a first tray holding a dispensing reel of plastic film at one end, and at the other end a second tray holding a take-up reel in a first embodiment, or rollers that direct the film to a slot in the outer wall of the tray with a cutting blade adjacent to the slot in a second embodiment. | |
