US2779240A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reflective marker
Assignee: Individual
•
Filing: 1953-05-06
•
Granted: 1957-01-29
•
Expires: 1973-05-06
Abstract
No abstract record available.
Inventors
- 👤 James W Gaydos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:43
CPC Classifications
E; E01; E01F; E01F9/00; E01F9/60; E01F9/604; E01F9/619; E01F9/608
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US864391A
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US1408007A
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US1735815A
Cited
US1885208A
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US1821052A
Cited
US1928876A
Cited
US2079408A
Cited
US2261688A
Cited
US2275518A
Cited
US2310817A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |