US3064684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
By-pass fittings
Assignee: Individual
•
Filing: 1959-07-06
•
Granted: 1962-11-20
•
Expires: 1979-07-06
Abstract
No abstract record available.
Inventors
- 👤 Walter C Hutton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:29
CPC Classifications
F; F16; F16K; F16K43/00; F16K43/001; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86815; Y10T137/86879; Y10T137/86895
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US10082A
Cited
US542795A
Cited
US721763A
Cited
US809857A
Cited
US871717A
Cited
US1595186A
Cited
US1871327A
Cited
US1890494A
Cited
GB438467A
Cited
US2273014A
Cited
US2484628A
Cited
US2646244A
Cited
US2664266A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-19 | 1966-05-21 | 1966-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-19 | 1970-05-21 | 1970-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-19 | 1974-05-21 | 1974-11-20 | $7700.00 | Window Closed / Lapsed |