US2760822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid sprayer
Assignee: Holbrefin S A
•
Filing: 1954-03-02
•
Granted: 1956-08-28
•
Expires: 1974-03-02
Abstract
No abstract record available.
Inventors
- 👤 Boris Francois Charles
- 👤 Boris Sonia
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:25
CPC Classifications
B; B05; B05B; B05B11/00; B05B11/01; B05B11/06; B05B11/068; C; C09; C09K; C09K11/00; C09K11/02; C09K11/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2651544A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-28 | 1960-02-27 | 1960-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-28 | 1964-02-27 | 1964-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-28 | 1968-02-27 | 1968-08-28 | $7700.00 | Window Closed / Lapsed |