US2608142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joint assembly for concrete pavements
Assignee: Individual
•
Filing: 1947-04-07
•
Granted: 1952-08-26
•
Expires: 1967-04-07
Abstract
No abstract record available.
Inventors
- 👤 James H Jacobson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:15
CPC Classifications
E; E01; E01C; E01C11/00; E01C11/02; E01C11/04; E01C11/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2282335A
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US2365550A
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US2256930A
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US2178119A
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US2133553A
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US2154748A
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US2321087A
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US2417824A
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US2419022A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-26 | 1956-02-25 | 1956-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-26 | 1960-02-25 | 1960-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-26 | 1964-02-25 | 1964-08-26 | $7700.00 | Window Closed / Lapsed |