US2933165A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable rigid support for masts and towers
Assignee: Individual
•
Filing: 1952-10-16
•
Granted: 1960-04-19
•
Expires: 1972-10-16
Abstract
No abstract record available.
Inventors
- 👤 Joseph K Rose
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:06
CPC Classifications
E; E04; E04H; E04H12/00; E04H12/32; E04H12/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US365264A
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US1165459A
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US1581325A
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US1661930A
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US1691864A
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US1762740A
Cited
CH244210A
Cited
US2530265A
Cited
US2687863A
Cited
US2706023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-19 | 1963-10-19 | 1964-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-19 | 1967-10-19 | 1968-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-19 | 1971-10-19 | 1972-04-19 | $7700.00 | Window Closed / Lapsed |