US2556052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diverter lighting system
Assignee: Individual
•
Filing: 1950-10-16
•
Granted: 1951-06-05
•
Expires: 1970-10-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles Adler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:59
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/02; B60Q1/24; F; F21; F21S; F21S41/00; F21S41/20; F21S41/28; F21S41/60; F21S41/65; F21S41/663; F21W; F21W2107/00; F21W2107/10
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) | 1954-06-04 | 1954-12-04 | 1955-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-04 | 1958-12-04 | 1959-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-04 | 1962-12-04 | 1963-06-05 | $7700.00 | Window Closed / Lapsed |