US2866992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Road marking apparatus
Assignee: Commonwealth Engineering Company of Ohio
•
Filing: 1954-10-15
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Granted: 1959-01-06
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Expires: 1974-10-15
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry A Toulmin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:33
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/16; E01C23/20; E01C23/203
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1890371A
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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) | 1962-01-05 | 1962-07-07 | 1963-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-05 | 1966-07-07 | 1967-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-05 | 1970-07-07 | 1971-01-06 | $7700.00 | Window Closed / Lapsed |