US3003167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bridging structures
Assignee: DODGE STEEL Co
•
Filing: 1958-10-30
•
Granted: 1961-10-10
•
Expires: 1978-10-30
Abstract
No abstract record available.
Inventors
- 👤 Marion F Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:08
CPC Classifications
B; B61; B61D; B61D3/00; B61D3/16; B61D3/18; B61D3/187
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US33606A
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US214530A
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US602460A
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US2188554A
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US2329855A
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US2372574A
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US2602944A
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US2641785A
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US2617131A
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US2817102A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |