Patent US2964796A successfully refreshed from Google Patents.
US2964796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preformed flexible hose and method of making it
Assignee: Resistoflex Corp
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Filing: 1955-12-15
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Granted: 1960-12-20
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Expires: 1975-12-15
Abstract
No abstract record available.
Inventors
- 👤 Irving D Press
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:25
CPC Classifications
B; B29; B29C; B29C53/00; B29C53/02; B29C53/08; B29C53/083; B21; B21D; B21D9/00; B21D9/15; B29L; B29L2023/00; B29L2023/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1602165A
Cited
US2392842A
Cited
US2389038A
Cited
US2449265A
Cited
US2602962A
Cited
US2728356A
Cited
US2787289A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |