US2723607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pavement
Assignee: BETONS DUROC SA
•
Filing: 1951-04-03
•
Granted: 1955-11-15
•
Expires: 1971-04-03
Abstract
No abstract record available.
Inventors
- 👤 Paquin-Kleinermann Abel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:02
CPC Classifications
B; B64; B64F; B64F1/00; B64F1/36; E; E01; E01C; E01C5/00; E01C5/005; E01C5/06; E01C5/08; E01C5/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US119836A
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GB190107126A
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US916693A
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US1351546A
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US1411415A
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US1660421A
Cited
GB191621A
Cited
US1684663A
Cited
US2035977A
Cited
US2094571A
Cited
US2327640A
Cited
US2335556A
Cited
US2590685A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-14 | 1959-05-16 | 1959-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-14 | 1963-05-16 | 1963-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-14 | 1967-05-16 | 1967-11-15 | $7700.00 | Window Closed / Lapsed |