US2046592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spray head
Assignee: DeVilbiss Co
•
Filing: 1931-04-10
•
Granted: 1936-07-07
•
Expires: 1951-04-10
Abstract
No abstract record available.
Inventors
- 👤 Robert W Tracy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:12
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/02; B05B7/12; B05B13/00; B05B13/06; B05B13/0627; B05B7/04; B05B7/0416; B05B7/0441; B05B7/0466; B05B7/10; Y; Y10; Y10S; Y10S239/00; Y10S239/13
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) | 1939-07-07 | 1940-01-06 | 1940-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-07-07 | 1944-01-06 | 1944-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-07-07 | 1948-01-06 | 1948-07-07 | $7700.00 | Window Closed / Lapsed |