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US3381377A
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Determining vertical dimension and centric occulsion in denture construction
Assignee: WILLIAM O GRAYSON
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Filing: 1965-01-11
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Granted: 1968-05-07
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Expires: 1985-01-11
Abstract
No abstract record available.
Inventors
- 👤 William O Grayson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:34
CPC Classifications
A; A61; A61C; A61C19/00; A61C19/04; A61C19/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1328007A
Cited
US2205775A
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US2411194A
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US2827041A
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US3259984A
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US3153282A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |