Disposable respirator

• US D248,497 S
• Filed: 05/20/1976
• Issued: 07/11/1978
• Est. Priority Date: 05/20/1976
• Status: Expired due to Term

• Current Assignee: Cabot Safety Corp (3M Company)
• Original Assignee: American Optical Corporation
• Inventors: Slosek, Patrick F.
• Primary Examiner(s): Ansher, Bernard
• Application Number:
  US05/688,507
• Time in Patent Office: 782 Days
• Field of Search: 128/141 R, 128/146, 128/147, 128/146.7, 128/146.2, 128/149, D24/49, D24/99, D29/7, D29/8, D29/9, 2/424, D 2/234
• US Class Current: D24/110.1
• CPC Class Codes: N/A

Claims

1. The ornamental design for a disposable respirator, as shown and described.