US2222273A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drinking fountain attachment for faucets
Assignee: Individual
•
Filing: 1938-03-15
•
Granted: 1940-11-19
•
Expires: 1958-03-15
Abstract
No abstract record available.
Inventors
- 👤 Worthington Arnold Van Doren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:09
CPC Classifications
E; E03; E03B; E03B9/00; E03B9/02; E03B9/20; E03C; E03C1/00; E03C1/02; E03C1/08; E03C1/086; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7869; Y10T137/7871; Y10T137/7873; Y10T137/8593; Y10T137/86493; Y10T137/86879
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) | 1943-11-19 | 1944-05-20 | 1944-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-11-19 | 1948-05-20 | 1948-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-11-19 | 1952-05-20 | 1952-11-19 | $7700.00 | Window Closed / Lapsed |