US3496701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for removing particulates from flowing gases
Assignee: Individual
•
Filing: 1967-12-13
•
Granted: 1970-02-24
•
Expires: 1987-12-13
Abstract
No abstract record available.
Inventors
- 👤 T G Owe Berg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:41
CPC Classifications
B; B03; B03C; B03C3/00; B03C3/34; B03C3/38; Y; Y10; Y10T; Y10T137/00; Y10T137/0318
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2582903A
Cited
US2451755A
Cited
US2578003A
Cited
US2836750A
Cited
US2867285A
Cited
US3011543A
Cited
US3113427A
Cited
US3184901A
Cited
US3279253A
Cited
US3266783A
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 |