US2940105A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Devices for marking indicator lines on road surfaces
Assignee: Individual
•
Filing: 1955-11-01
•
Granted: 1960-06-14
•
Expires: 1975-11-01
Abstract
No abstract record available.
Inventors
- 👤 Woellwarth William Duchatel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:10
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/16; E01C23/20; E01C23/24; E01C23/243
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1684574A
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US1912897A
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US1726832A
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US2056258A
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US2065998A
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US2062497A
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US2044558A
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US2301848A
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US2290302A
Cited
US2357930A
Cited
US2578080A
Cited
GB705457A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |