US2929602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scaffold
Assignee: Individual
•
Filing: 1956-11-28
•
Granted: 1960-03-22
•
Expires: 1976-11-28
Abstract
No abstract record available.
Inventors
- 👤 Robert W Hyre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:27
CPC Classifications
E; E04; E04G; E04G5/00; E04G5/06; E04G1/00; E04G1/14; E04G11/00; E04G11/36; E04G11/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US786054A
Cited
US1003407A
Cited
US1705979A
Cited
US1874005A
Cited
US2103603A
Cited
US2125830A
Cited
US2201608A
Cited
US2293489A
Cited
US2316952A
Cited
US2445453A
Cited
US2425896A
Cited
US2605074A
Cited
US2736613A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-22 | 1963-09-21 | 1964-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-22 | 1967-09-21 | 1968-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-22 | 1971-09-21 | 1972-03-22 | $7700.00 | Window Closed / Lapsed |