US3478881A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shut-off valve for fuse filter
Assignee: Bendix Corp
•
Filing: 1967-07-03
•
Granted: 1969-11-18
•
Expires: 1987-07-03
Abstract
No abstract record available.
Inventors
- 👤 John W Bozek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:18
CPC Classifications
B; B01; B01D; B01D36/00; B01D36/003; B01D29/00; B01D29/11; B01D29/31; B01D29/33; B01D29/44; B01D29/48; B01D29/50; B01D29/52; B01D35/00; B01D35/14; B01D35/147; B01D2201/00; B01D2201/40; B01D2201/4084; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7723; Y10T137/7728
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US3151071A
Cited
US3367503A
Cited
US3339735A
Cited
US3406827A
Cited
US3339734A
Cited
US3357560A
Cited
US3434486A
Cited
US3416665A
Cited
US3416666A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-17 | 1973-05-19 | 1973-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-17 | 1977-05-19 | 1977-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-17 | 1981-05-19 | 1981-11-18 | $7700.00 | Window Closed / Lapsed |