US1349362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical precipitating system
Assignee: Westinghouse Electric Corp
•
Filing: 1917-01-06
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Granted: 1920-08-10
•
Expires: 1937-01-06
Abstract
No abstract record available.
Inventors
- 👤 Lewis W Chubb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:36
CPC Classifications
B; B03; B03C; B03C3/00; B03C3/02; B03C3/04; B03C3/10; Y; Y10; Y10S; Y10S101/00; Y10S101/37
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1923-08-10 | 1924-02-09 | 1924-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-08-10 | 1928-02-09 | 1928-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-08-10 | 1932-02-09 | 1932-08-10 | $7700.00 | Window Closed / Lapsed |