US1121619A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making valves.
Assignee: Individual
•
Filing: 1914-02-10
•
Granted: 1914-12-22
•
Expires: 1934-02-10
Abstract
No abstract record available.
Inventors
- 👤 Robert L Ellery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:18
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/002; Y; Y10; Y10S; Y10S164/00; Y10S164/13; Y10S403/00; Y10S403/02; Y10T; Y10T29/00; Y10T29/49; Y10T29/49229; Y10T29/49298; Y10T29/49314; Y10T29/49826; Y10T29/49893; Y10T29/49908; Y10T29/49915; Y10T29/49938
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) | 1917-12-21 | 1918-06-22 | 1918-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-12-21 | 1922-06-22 | 1922-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-12-21 | 1926-06-22 | 1926-12-22 | $7700.00 | Window Closed / Lapsed |