US2610290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prefocused head lamp bulb mounting
Assignee: Tung Sol Lamp Works Inc
•
Filing: 1948-12-18
•
Granted: 1952-09-09
•
Expires: 1968-12-18
Abstract
No abstract record available.
Inventors
- 👤 Reginald K Braunsdorff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:48
CPC Classifications
H; H01; H01K; H01K1/00; H01K1/42; H01K1/46; H01J; H01J5/00; H01J5/32; H01J5/40; H01J5/42; H01J2893/00; H01J2893/0033; H01J2893/0034
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE21150E
Cited
US1058442A
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US1136404A
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US1675690A
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FR633240A
Cited
US1935440A
Cited
US2063090A
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US2219770A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-09 | 1956-03-10 | 1956-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-09 | 1960-03-10 | 1960-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-09 | 1964-03-10 | 1964-09-09 | $7700.00 | Window Closed / Lapsed |