US3495718A
Expired / Lapsed
US
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Assignee: Union Steel Products Co
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Filing: 1967-12-21
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Granted: 1970-02-17
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Expires: 1987-12-21
Abstract
No abstract record available.
Inventors
- 👤 Victor R Romero
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:29
CPC Classifications
A; A47; A47F; A47F5/00; A47F5/10; A47F5/13; A47F5/0018; A47F5/0025; A47F5/0031; A47F5/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US845699A
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US1501087A
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US3122238A
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US3202295A
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US3229823A
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US3294351A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |