US3402526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Modular collector electrode for electrostatic precipitators
Assignee: Beazer East Inc
•
Filing: 1967-06-26
•
Granted: 1968-09-24
•
Expires: 1987-06-26
Abstract
No abstract record available.
Inventors
- 👤 Walter A Baxter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:07
CPC Classifications
B; B03; B03C; B03C3/00; B03C3/34; B03C3/40; B03C3/45; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49876
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US95732A
Cited
US1096944A
Cited
US1946694A
Cited
US2077162A
Cited
US2830334A
Cited
US2893073A
Cited
US2842237A
Cited
US3008541A
Cited
CH403249A
Cited
US2996144A
Cited
GB963109A
Cited
FR1330095A
Cited
US3302353A
Cited
US3282029A
Cited
US3269075A
Cited
US3290850A
Cited
US3347001A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |