US3417652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforcing gusset plate
Assignee: TROY STEEL CORP
•
Filing: 1966-12-23
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Granted: 1968-12-24
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Expires: 1986-12-23
Abstract
No abstract record available.
Inventors
- 👤 Donald C Menge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:26
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/48; E04B1/49; F; F16; F16B; F16B12/00; F16B12/04; F16B15/00; F16B15/0023; F16B15/003; F16B15/0046; F16B15/06; F16B2015/0061; Y; Y10; Y10S; Y10S411/00; Y10S411/921
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2304155A
Cited
US3011226A
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US3212389A
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US3241424A
Cited
US3266362A
Cited
US3292481A
Cited
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 |