Patent US2607884A successfully refreshed from Google Patents.
US2607884A
Expired / Lapsed
US
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Glare control unit for headlights comprising focal means and remotely controlled stop plate
Assignee: Individual
•
Filing: 1948-03-27
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Granted: 1952-08-19
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Expires: 1968-03-27
Abstract
No abstract record available.
Inventors
- 👤 Gerald J Dion
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 19:53
CPC Classifications
F; F21; F21S; F21S41/00; F21S41/40; F21S41/43; F21S41/20; F21S41/28
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) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |