US1355672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric generating plant
Assignee: Individual
•
Filing: 1916-04-12
•
Granted: 1920-10-12
•
Expires: 1936-04-12
Abstract
No abstract record available.
Inventors
- 👤 George W Howden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:35
CPC Classifications
F; F03; F03D; F03D15/00; F03D15/10; F05; F05B; F05B2220/00; F05B2220/70; F05B2220/706; F05B2240/00; F05B2240/40; F05B2260/00; F05B2260/40; F05B2260/402; F05B2260/4021; Y; Y02; Y02E; Y02E10/00; Y02E10/70; Y02E10/72; Y10; Y10S; Y10S416/00; Y10S416/04
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) | 1923-10-12 | 1924-04-12 | 1924-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-10-12 | 1928-04-12 | 1928-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-10-12 | 1932-04-12 | 1932-10-12 | $7700.00 | Window Closed / Lapsed |