Patent US3154811A successfully refreshed from Google Patents.
US2885537A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Illuminated surgical and dental instruments
Assignee: Individual
•
Filing: 1955-05-26
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Granted: 1959-05-05
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Expires: 1975-05-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Elwood S Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:10
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/32; A61B17/3209; A61B17/3211; A61B1/00; A61B1/06; A61B1/0661; A61B1/0669; A61B1/24; A61B1/273; A61B1/2733; A61B13/00; A61B17/24; A61B17/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2583491A
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US2783364A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |