Patent US2438764A successfully refreshed from Google Patents.
US2438764A
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Highway and street traffic marking and method and apparatus for making same
Assignee: Individual
•
Filing: 1945-01-24
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Granted: 1948-03-30
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Expires: 1965-01-24
Abstract
No abstract record available.
Inventors
- 👤 Walter A Phillips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:06
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/02; E01C23/028; E01C23/06; E01C23/09; E01C23/0993; E01F; E01F9/00; E01F9/50; E01F9/506; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1089; Y10T156/109; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/24331; Y10T428/25
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1754253A
Cited
US1583516A
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GB269682A
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US1900960A
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US2010025A
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US2139068A
Cited
GB485168A
Cited
US2185488A
Cited
US2303395A
Cited
US2368330A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-03-30 | 1951-09-29 | 1952-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-03-30 | 1955-09-29 | 1956-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-03-30 | 1959-09-29 | 1960-03-30 | $7700.00 | Window Closed / Lapsed |