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US3107667A
Expired / Lapsed
US
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Mouthpiece formed to the arch of the user's mouth
Assignee: Individual
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Filing: 1962-05-21
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Granted: 1963-10-22
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Expires: 1982-05-21
Abstract
No abstract record available.
Inventors
- 👤 Ernest R Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:35
CPC Classifications
B; B63; B63C; B63C11/00; B63C11/02; B63C11/18; B63C11/186; A; A62; A62B; A62B9/00; A62B9/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
145 words
A MOUTHPIECE FOR COUPLING TO THE AIR TUBE OF DIVING APPARATUS, SAID MOUTHPIECE INCLUDING A BODY COMPRISING SUBSTANTIALLY STRUCTURAL EQUIVALENTS OF A DENTAL MANDIBULAR IMPRESSION AND A MAXILLARY IMPRESSION OF THE ARCH OF A PROSPECTIVE WEARER OF SAID MOUTHPIECE, SAID STRUCTURAL EQUIVALENTS EACH HAVING A FRONT PORTION, A REAR PORTION AND TWO SIDE PORTIONS WITH SAID FRONT, REAR AND SIDE PORTIONS BEING INTEGRALLY UNITED WITH THE STRUCTURAL EQUIVALENT OF SAID DENTAL MANDIBULAR IMPRESSION UPPERMOST, SAID BODY HAVING AN AIR PASSAGEWAY OPENING AT SAID FRONT PORTIONS AND EXTENDING THROUGH SAID BODY TO OPEN AT SAID REAR PORTIONS, A COLLAR OF RESILIENT MATERIAL CARRIED BY SAID FRONT PORTIONS AND EXTENDING OUTWARDLY THEREOF WITH THE OPENING THROUGH SAID COLLAR IN COMMUNICATION WITH SAID PASSAGEWAY, CONNECTION MEANS TO DETACHABLY COUPLE A PORTION OF SAID AIR TUBE TO SAID MOUTHPIECE, SAID CONNECTION MEANS INCLUDING A TUBULAR INSERT HAVING A PROJEC-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |