Patent US2830591A successfully refreshed from Google Patents.
US2830591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Girdle
Assignee: International Latex Corp
•
Filing: 1953-02-04
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Granted: 1958-04-15
•
Expires: 1973-02-04
Abstract
No abstract record available.
Inventors
- 👤 Spanel Abraham Nathaniel
- 👤 Paul E Ambrose
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:36
CPC Classifications
A; A61; A61F; A61F5/00; A61F5/01; A61F5/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US556424A
Cited
US2428127A
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US1516380A
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FR605019A
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US2124112A
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US2158206A
Cited
US2119499A
Cited
US2360736A
Cited
US2528980A
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US2664569A
Cited
US2686311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-14 | 1961-10-14 | 1962-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-14 | 1965-10-14 | 1966-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-14 | 1969-10-14 | 1970-04-15 | $7700.00 | Window Closed / Lapsed |