US1109682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet-pump apparatus.
Assignee: NATHAN Manufacturing CO
•
Filing: 1914-05-12
•
Granted: 1914-09-08
•
Expires: 1934-05-12
Abstract
No abstract record available.
Inventors
- 👤 Leopold Kassander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:23
CPC Classifications
F; F04; F04F; F04F5/00; F04F5/44; F04F5/48; F04F5/52; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87571; Y10T137/87587; Y10T137/87643; Y10T137/87676; Y10T137/87684
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1917-09-07 | 1918-03-09 | 1918-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-09-07 | 1922-03-09 | 1922-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-09-07 | 1926-03-09 | 1926-09-08 | $7700.00 | Window Closed / Lapsed |