US2640502A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Kink preventing hose insert
Assignee: Individual
•
Filing: 1950-02-01
•
Granted: 1953-06-02
•
Expires: 1970-02-01
Abstract
No abstract record available.
Inventors
- 👤 Felix W Powers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:42
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/34; B65H75/38; B65H75/44; B65H75/36; F; F16; F16L; F16L57/00; F16L57/02; B65H2701/00; B65H2701/30; B65H2701/33; Y; Y10; Y10T; Y10T403/00; Y10T403/55; Y10T403/556
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US790971A
Cited
US1560789A
Cited
US1921530A
Cited
US2206703A
Cited
US2277864A
Cited
US2497225A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-01 | 1956-12-01 | 1957-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-01 | 1960-12-01 | 1961-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-01 | 1964-12-01 | 1965-06-02 | $7700.00 | Window Closed / Lapsed |