US2579467A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pavement lane marker
Assignee: Individual
•
Filing: 1947-06-14
•
Granted: 1951-12-25
•
Expires: 1967-06-14
Abstract
No abstract record available.
Inventors
- 👤 Alan E Brickman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:39
CPC Classifications
E; E01; E01F; E01F9/00; E01F9/50; E01F9/576; E01F9/578
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2220628A
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US2185020A
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US2199700A
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US2342825A
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US2366209A
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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) | 1954-12-24 | 1955-06-25 | 1955-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-24 | 1959-06-25 | 1959-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-24 | 1963-06-25 | 1963-12-25 | $7700.00 | Window Closed / Lapsed |