Patent US3465140A successfully refreshed from Google Patents.
US3465140A
Expired / Lapsed
US
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Dental spotlight
Assignee: Individual
•
Filing: 1967-12-12
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Granted: 1969-09-02
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Expires: 1987-12-12
Abstract
No abstract record available.
Inventors
- 👤 Lawrence Goldsmith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:25
CPC Classifications
A; A61; A61B; A61B1/00; A61B1/24; A61B1/06; A61B1/0661; A61B1/0669; F; F21; F21W; F21W2131/00; F21W2131/20; F21W2131/202; Y; Y10; Y10S; Y10S362/00; Y10S362/804
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) | 1972-09-01 | 1973-03-03 | 1973-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-01 | 1977-03-03 | 1977-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-01 | 1981-03-03 | 1981-09-02 | $7700.00 | Window Closed / Lapsed |