Patent US3380446A successfully refreshed from Google Patents.
US3380446A
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Dental applicator
Assignee: LEONARD G MARTIN
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Filing: 1965-09-03
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Granted: 1968-04-30
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Expires: 1985-09-03
Abstract
No abstract record available.
Inventors
- 👤 Leonard G Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:50
CPC Classifications
A; A61; A61C; A61C17/00; A61C17/16; A61C17/20; A61B; A61B5/00; A61B5/103; A61C1/00; A61C1/02; A61C1/07; A61N; A61N1/00; A61N1/02; A61N1/04; A61N1/05; A61N1/0526; A61N1/0548; A61B5/45; A61B5/4538; A61B5/4542; A61B5/4547
Claims Analysis
Total Claims: 0
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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) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |