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 Title: |
US4796621:
Protective surgical face mask
[ Derwent Title ]
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| Country: |
US United States of America
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| Inventor: |
Barle, Louis; Old Saybrook, CT 06475
Vliet, Ron; Wethersfield, CT 06109
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| Assignee: |
None
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| Published / Filed: |
1989-01-10
/ 1987-12-09
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| Application Number: |
US1987000130301
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| IPC Code: |
Advanced:
A41D 13/11;
A61B 19/00;
A61F 9/02;
Core:
A41D 13/05;
more...
IPC-7:
A61F 9/00;
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| U.S. Class: |
Current:
128/206.23;
128/206.19;
128/206.21;
Original:
128/206.23;
128/206.21;
128/206.19;
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| Field of Search: |
128/206.23,206.24,206.25,206.26,206.13,206.14,206.16,206.19
052/171
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| Priority Number: |
| 1987-12-09 |
US1987000130301 |
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| Abstract: |
A surgical, protective face mask includes a lower portion of sheet material which conforms to the facial characteristics of a wearer to cover the mouth and nose and includes an opening in the region of the eyes having an anatomically contoured covering made of a transparent optical grade plastic material and forms a seal along its periphery to protect the openings of the eye from invasive entry of viral infectious fluids and the like while permitting the wearer to wear spectacles in the normal manner.
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| Attorney, Agent or Firm: |
McCormick, Paulding & Huber ;
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| Primary / Asst. Examiners: |
Burr, Edgar S.; Asher, Kimberly L.
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| Maintenance Status: |
E2 Expired Check current status
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| INPADOC Legal Status: |
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Family Legal Status Report
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| Family: |
Show 6 known family members
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First Claim:
Show all 11 claims |
We claim:
1. A mask for covering the face to prevent invasive entry of fluids, atomized particles and the like into the openings of the mouth, nose and eyes, said mask comprising:
- a lower portion of sheet material having means for conforming the shape of the material to cover the mouth and nose of a user and an opening in the region of the eyes at an upper portion of said sheet material including means for covering the eye opening with a transparent plastic sheet material of substantially constant thickness throughout wherein the plastic sheet material is anatomically contoured to extend generally transversely across the brow and substantially from temple to temple and downward from an upper edge and at both sides of the bridge portion of the nose to a region of the face defined by the cheekbone and generally inward toward the fleshy portion of the face and terminating in a lower edge to cover the facial area in the region of the eyes and permit a user to wear spectacles in the normal manner outside the covering means, and
- first means secured to the lower portion of the sheet material and second means secured to the anatomically contoured covering in the upper portion of the sheet material for attaching the mask to the head of a user.
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| Background / Summary: |
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| Drawing Descriptions: |
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| Description: |
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| Forward References: |
Show 24 U.S. patent(s) that reference this one
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