US1370023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
X h house electric
Assignee: —
•
Filing: —
•
Granted: 1921-03-01
•
Expires: 1938-03-01
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:33
CPC Classifications
D; D07; D07B; D07B1/00; D07B1/02; B; B29; B29C; B29C63/00; B29C63/02; B29C63/04; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1052; Y10T156/1082; Y10T156/1084; Y10T156/1087; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2936; Y10T428/31504; Y10T428/31942; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732; Y10T74/20834
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) | 1924-02-29 | 1924-08-30 | 1925-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-02-29 | 1928-08-30 | 1929-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-02-29 | 1932-08-30 | 1933-03-01 | $7700.00 | Window Closed / Lapsed |