US903372A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for storing power.
Assignee: Individual
•
Filing: 1907-05-21
•
Granted: 1908-11-10
•
Expires: 1927-05-21
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Gardner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:54
CPC Classifications
F; F03; F03D; F03D9/00; F03D9/20; F03D9/28; F03D15/00; F03D15/10; F03D9/10; F03D9/17; F04; F04B; F04B49/00; F04B49/02; Y; Y02; Y02E; Y02E10/00; Y02E10/70; Y02E10/72; Y02E60/00; Y02E60/16; Y02E70/00; Y02E70/30; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1503; Y10T74/1508; Y10T74/1558; Y10T74/1584; Y10T74/1585; Y10T74/1587; Y10T74/1595; Y10T74/1597; Y10T74/18; Y10T74/18992
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) | 1911-11-10 | 1912-05-11 | 1912-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-11-10 | 1916-05-11 | 1916-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-11-10 | 1920-05-11 | 1920-11-10 | $7700.00 | Window Closed / Lapsed |