US919200A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sectional cesspool.
Assignee: Individual
•
Filing: 1908-10-22
•
Granted: 1909-04-20
•
Expires: 1928-10-22
Abstract
No abstract record available.
Inventors
- 👤 Dennis J Menton
- 👤 Henry Wiechmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:59
CPC Classifications
E; E03; E03F; E03F1/00; E03F1/002; A; A61; A61M; A61M1/00; A61M1/14; A61M1/16; A61M1/1654; A61M1/1656; A61M1/1666
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) | 1912-04-19 | 1912-10-19 | 1913-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-04-19 | 1916-10-19 | 1917-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-04-19 | 1920-10-19 | 1921-04-20 | $7700.00 | Window Closed / Lapsed |