US2980979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concrete tie rod
Assignee: Individual
•
Filing: 1959-02-09
•
Granted: 1961-04-25
•
Expires: 1979-02-09
Abstract
No abstract record available.
Inventors
- 👤 Novelo John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:20
CPC Classifications
E; E04; E04G; E04G17/00; E04G17/06; E04G2017/0646
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2074394A
Cited
US2218099A
Cited
US2370174A
Cited
US2412307A
Cited
US2501412A
Cited
US2613424A
Cited
US2728127A
Cited
US2838822A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |