US2531745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Squeeze-bottle atomizer for acid liquids
Assignee: Individual
•
Filing: 1947-11-18
•
Granted: 1950-11-28
•
Expires: 1967-11-18
Abstract
No abstract record available.
Inventors
- 👤 Clifford S Schopmeyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:56
CPC Classifications
B; B05; B05B; B05B11/00; B05B11/01; B05B11/04; B05B11/042; B05B11/043; Y; Y10; Y10S; Y10S215/00; Y10S215/902; Y10S220/00; Y10S220/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-27 | 1954-05-29 | 1954-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-27 | 1958-05-29 | 1958-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-27 | 1962-05-29 | 1962-11-28 | $7700.00 | Window Closed / Lapsed |