US3496959A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trailer house drain connection
Assignee: HADLEY L WEBSTER
•
Filing: 1967-07-17
•
Granted: 1970-02-24
•
Expires: 1987-07-17
Abstract
No abstract record available.
Inventors
- 👤 Chesley L Wolfe
- 👤 Hadley L Webster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:59
CPC Classifications
B; B60; B60R; B60R15/00; E; E03; E03F; E03F1/00; E03F1/008; F; F16; F16L; F16L27/00; F16L27/12; F16L27/127; F16L3/00; F16L3/08; F16L3/10; F16L3/1008; F16L3/1025; F16L3/11; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6855; Y10T137/8593; Y10T137/85978; Y10T137/86035; Y10T137/8807
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2466247A
Cited
US2953161A
Cited
US2915081A
Cited
US2994499A
Cited
US3103375A
Cited
US3355194A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |