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The ornamental design for a disposable respiratory mask, as shown and described. |
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FIG. 1 is a top plan view of a disposable respiratory mask, illustrated in a folded condition, showing my new design;
FIG. 2 is a front elevation thereof;
FIG. 3 is an end elevation thereof;
FIG. 4 is a front perspective view thereof, disclosing the mask in an unfolded condition;
FIG. 5 is a rear perspective view thereof;
FIG. 6 is a top plan view of a modified form of the mask illustrated in FIG. 1;
FIG. 7 is a front elevation thereof;
FIG. 8 is an end elevation thereof;
FIG. 9 is a front perspective view thereof, disclosing the mask in an unfolded condition; and
FIG. 10 is a rear perspective thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Nov 22 1976 | American Optical Corporation | (assignment on the face of the patent) | / | |||
| May 13 1982 | American Optical Corporation | AO,INC A CORP OF DE | ASSIGNMENT OF ASSIGNORS INTEREST | 004056 | /0229 | |
| May 28 1982 | AO, INC A DE CORP | WARNER-LAMBERT TECHNOLOGIES, INC , A TX CORP | CONDITIONAL ASSIGNMENT SEE DOCUMENT FOR DETAILS | 004041 | /0934 | |
| May 28 1982 | AO, INC , A DE CORP | WARNER-LAMBERT TECHNOLOGIES, INC | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 004073 | /0046 | |
| May 28 1982 | AO, INC , A DE CORP | WARNER-LAMBERT CANADA, INC | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 004073 | /0046 | |
| Jun 21 1982 | AO, INC | IRVING TRUST COMPANY | ASSIGNMENT OF ASSIGNORS INTEREST | 004073 | /0675 | |
| May 27 1988 | RADIAC ABRASIVES WEST INC | IRVING TRUST COMPANY | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 004918 | /0235 | |
| May 27 1988 | RADIAC ABRASIVES EAST INC | IRVING TRUST COMPANY | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 004918 | /0235 | |
| May 27 1988 | American Optical Corporation | IRVING TRUST COMPANY | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 004918 | /0235 | |
| Apr 06 1990 | American Optical Corporation | AO, INC , A DE CORP | ASSIGNMENT OF ASSIGNORS INTEREST | 005274 | /0156 | |
| Apr 13 1990 | BANK OF NEW YORK, THE FORMERLY KNOWN AS IRVING TRUST COMPANY | American Optical Corporation | RELEASED BY SECURED PARTY SEE DOCUMENT FOR DETAILS | 005535 | /0035 | |
| Apr 13 1990 | BANK OF NEW YORK, THE FORMERLY KNOWN AS IRVING TRUST COMPANY | RADIAC ABRASIVES EAST INC | RELEASED BY SECURED PARTY SEE DOCUMENT FOR DETAILS | 005535 | /0035 | |
| Apr 13 1990 | BANK OF NEW YORK, THE FORMERLY KNOWN AS IRVING TRUST COMPANY | RADIAC ABRASIVES WEST INC | RELEASED BY SECURED PARTY SEE DOCUMENT FOR DETAILS | 005535 | /0035 | |
| May 15 1990 | AO, INC | Cabot Safety Corporation | ASSIGNMENT OF ASSIGNORS INTEREST | 005535 | /0024 |
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