Patent US2209015A successfully refreshed from Google Patents.
US2209015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water box construction
Assignee: MURDOCK Manufacturing AND SUPPLY CO
•
Filing: 1939-02-01
•
Granted: 1940-07-23
•
Expires: 1959-02-01
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Bart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:48
CPC Classifications
E; E03; E03B; E03B9/00; E03B9/02; E03B9/08; E03B9/10; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/1039; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/554; Y10T70/5544; Y10T70/5549; Y10T70/5553; Y10T70/70; Y10T70/7441; Y10T70/7915; Y10T70/7949
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) | 1943-07-23 | 1944-01-22 | 1944-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-07-23 | 1948-01-22 | 1948-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-07-23 | 1952-01-22 | 1952-07-23 | $7700.00 | Window Closed / Lapsed |