Patent US3027687A successfully refreshed from Google Patents.
US3027687A
Expired / Lapsed
US
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Bridge construction
Assignee: Reynolds Metals Co
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Filing: 1958-08-06
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Granted: 1962-04-03
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Expires: 1978-08-06
Abstract
No abstract record available.
Inventors
- 👤 Giorgio A Baroni
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:01
CPC Classifications
E; E01; E01D; E01D2/00; E01D2/04; E01D2101/00; E01D2101/20; E01D2101/24; E01D2101/26; E01D2101/30; E01D2101/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US494576A
Cited
US602274A
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US1079045A
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US2731824A
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US1380613A
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US2096921A
Cited
GB560336A
Cited
DE811033C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-02 | 1965-10-02 | 1966-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-02 | 1969-10-02 | 1970-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-02 | 1973-10-02 | 1974-04-03 | $7700.00 | Window Closed / Lapsed |