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The ornamental design for a diving helmet, as shown. |
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FIG. 1 is a front elevational view of a diving helmet showing my new design;
FIG. 2 is a right side elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a sectional view taken along line 6--6 in FIG. 1; and,
FIG. 7 is a front perspective view thereof.
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| D446358, | Apr 28 2000 | Adapter pad for diving helmet | |
| D969391, | Sep 15 2021 | Projection lamp | |
| D985205, | Mar 23 2021 | Dental patient face shield |
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jun 05 1990 | KABURAKI, MASAHIKO | TOHGUN KIGYO CO , LTD , | ASSIGNMENT OF ASSIGNORS INTEREST | 005368 | /0925 | |
| Jun 12 1990 | Tohgun Kigyo Co., Ltd. | (assignment on the face of the patent) | / | |||
| Jan 11 2000 | TOHGUN KIGYO CO , LTD | K COMPANY, THE | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010567 | /0296 | |
| Nov 09 2001 | THE K COMPANY | THE K COMPANY | CHANGE OF ADDRESS | 012520 | /0478 |
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