US2688343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible hose
Assignee: Hoover Co
•
Filing: 1948-04-03
•
Granted: 1954-09-07
•
Expires: 1968-04-03
Abstract
No abstract record available.
Inventors
- 👤 Nelson C Cuddeback
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:08
CPC Classifications
B; B29; B29D; B29D23/00; B29D23/001; B29C; B29C48/00; B29C48/15; B29C53/00; B29C53/56; B29C53/58; B29C53/581; B29C53/582; B29C53/60; B29C53/62; B29C53/66; B29C65/00; B29C65/02; B29C65/04; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/116; B29C66/1162; B29C66/12; B29C66/128; B29C66/1282; B29C66/1286; B29C66/12861; B29C66/14; B29C66/40; B29C66/41; B29C66/43; B29C66/432; B29C66/4322; B29C66/4329; B29C66/49; B29C66/70; B29C66/71; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/81; B29C66/816; B29C66/8161; B29C66/83; B29C66/834; B29C66/8341; B29C66/83411; B29C66/83413; F; F16; F16L; F16L11/00; F16L11/24; B29C48/001; B29C48/0018; B29C48/0021; B29C48/0022; B29C48/03; B29C48/09; B29C48/10; B29C48/151; B29C48/16; B29C48/18; B29C48/19; B29C66/72; B29C66/721; B29C66/7214; B29C66/72141; B29K; B29K2021/00; B29L; B29L2023/00; B29L2023/005
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-06 | 1958-03-08 | 1958-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-06 | 1962-03-08 | 1962-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-06 | 1966-03-08 | 1966-09-07 | $7700.00 | Window Closed / Lapsed |