Patent US3417951A successfully refreshed from Google Patents.
US3417951A
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US
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Assignee: Unistrut Corp
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Filing: 1966-10-07
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Granted: 1968-12-24
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Expires: 1986-10-07
Abstract
No abstract record available.
Inventors
- 👤 Jr Hugo E Rebentisch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:00
CPC Classifications
F; F16; F16L; F16L3/00; F16L3/08; F16L3/12; F16L3/127; F16L3/22; F16L3/221; F16L3/24; F16L3/243; F16L3/2431
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |