US2798508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible hose and method of making same
Assignee: Acme Hamilton Manufacturing Corp
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Filing: 1954-12-08
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Granted: 1957-07-09
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Expires: 1974-12-08
Abstract
No abstract record available.
Inventors
- 👤 Marvin M Kahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:31
CPC Classifications
B; B29; B29C; B29C53/00; B29C53/56; B29C53/58; B29C53/581; B29C53/582; B29L; B29L2023/00; B29L2023/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-08 | 1961-01-07 | 1961-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-08 | 1965-01-07 | 1965-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-08 | 1969-01-07 | 1969-07-09 | $7700.00 | Window Closed / Lapsed |