US3191631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible hose
Assignee: Callahan Mining Corp
•
Filing: 1963-05-06
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Granted: 1965-06-29
•
Expires: 1983-05-06
Abstract
No abstract record available.
Inventors
- 👤 Charles H Smart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:31
CPC Classifications
F; F16; F16L; F16L11/00; F16L11/24; B; B29; B29C; B29C53/00; B29C53/56; B29C53/58; B29C53/581; B29C53/80; B29C53/82; B29C53/821; B29C53/825; B29C53/827
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A FLEXIBLE HOSE COMPRISING: (A) AN ELONGATED TAPE; (B) THE LONG EDGES OF SAID TAPE BEING THICKER THAN THE MIDDLE PORTION THEREOF; (C) SAID TAPE BEING FORMED IN A HELIX; (D) THE LONG EDGE OF SAID TAPE BEING OVERLAPPED; AND (E) THE THICKER EDGE PORTIONS OF EACH LOOP OF SAID
Claim 2
Dependent Claim
50 words
A FLEXIBLE HOSE COMPRISING: (A) AN ELONGATED TAPE; (B) THE LONG EDGES OF SAID TAPE BEING THICKER THAN THE MIDDLE PORTION THEREOF; (C) SAID TAPE BEING FORMED IN A HELIX; (D) THE LONG EDGE OF SAID TAPE BEING OVERLAPPED; AND (E) THE THICKER EDGE PORTIONS OF EACH LOOP OF SAID
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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |