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US3333582A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Custom fittable mouth protector
Assignee: SHUR FIT CORP
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Filing: 1964-03-23
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Granted: 1967-08-01
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Expires: 1984-03-23
Abstract
No abstract record available.
Inventors
- 👤 Jack F Cathcart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:59
CPC Classifications
A; A63; A63B; A63B71/00; A63B71/08; A63B71/085
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
65 words
THE METHOD OF FABRICATING A MOUTH PROTECTOR COMPRISING: PLACING INTO A TROUGH SHAPED HULL FORMED OF A VINYL POLYMER, SUCH AS A POLY-VINYL CHLORIDE, A FILL OF VINYL CO-POLYMER, WHICH IS NON-TOXIC TO HUMANS AND HAS A FUSION TEMPERATURE WITH THE HULL MATERIAL ABOVE THAT OF BODY TEMPERATURE, AND DRY HEATING SAID HULL WITH SAID FILL THEREIN, TO A TEMPERATURE AT WHICH FUSION TAKES PLACE.
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) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |