US3037433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prefabricated curb sections
Assignee: Individual
•
Filing: 1959-11-16
•
Granted: 1962-06-05
•
Expires: 1979-11-16
Abstract
No abstract record available.
Inventors
- 👤 Edward A Maher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:35
CPC Classifications
E; E01; E01F; E01F9/00; E01F9/50; E01F9/535; E01F9/541; E01C; E01C11/00; E01C11/22; E01C11/221; E01C11/222
Claims Analysis
Total Claims: 0
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AT162891B
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US2885882A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-04 | 1965-12-04 | 1966-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-04 | 1969-12-04 | 1970-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-04 | 1973-12-04 | 1974-06-05 | $7700.00 | Window Closed / Lapsed |