US2401503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air spraying device
Assignee: Individual
•
Filing: 1943-04-22
•
Granted: 1946-06-04
•
Expires: 1963-04-22
Abstract
No abstract record available.
Inventors
- 👤 Jens A Paasche
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:45
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/02; B05B7/08; B05B7/0807; B05B7/0815; B05B7/12; B05B7/1254; B05B7/1263; B05B7/1272; B05B1/00; B05B1/30; B05B1/3033; B05B1/304; B05B1/3046; B05B1/306; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2703
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) | 1949-06-03 | 1949-12-03 | 1950-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-06-03 | 1953-12-03 | 1954-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-06-03 | 1957-12-03 | 1958-06-04 | $7700.00 | Window Closed / Lapsed |