US753828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1903-01-20
•
Granted: 1904-03-01
•
Expires: 1923-01-20
Abstract
No abstract record available.
Inventors
- 👤 John Hahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:43
CPC Classifications
F; F04; F04B; F04B47/00; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/7908; Y10T137/7909; Y10T137/7913; Y10T137/7915; Y10T137/792
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) | 1907-03-01 | 1907-08-31 | 1908-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-03-01 | 1911-08-31 | 1912-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-03-01 | 1915-08-31 | 1916-03-01 | $7700.00 | Window Closed / Lapsed |