US1116293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for transforming energy.
Assignee: EDWARD N PEARCE
•
Filing: 1914-02-02
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Granted: 1914-11-03
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Expires: 1934-02-02
Abstract
No abstract record available.
Inventors
- 👤 Peter W Kane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:07
CPC Classifications
F; F04; F04B; F04B19/00; F04B19/003; F02; F02B; F02B1/00
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) | 1917-11-02 | 1918-05-04 | 1918-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-11-02 | 1922-05-04 | 1922-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-11-02 | 1926-05-04 | 1926-11-03 | $7700.00 | Window Closed / Lapsed |