US2572379A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable fountain
Assignee: Individual
•
Filing: 1945-08-22
•
Granted: 1951-10-23
•
Expires: 1965-08-22
Abstract
No abstract record available.
Inventors
- 👤 Pearse Rubee Jeffery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:58
CPC Classifications
F; F21; F21S; F21S8/00; F21W; F21W2121/00; F21W2121/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US492999A
Cited
US557263A
Cited
US586310A
Cited
US755114A
Cited
US949267A
Cited
GB191229099A
Cited
FR622681A
Cited
US1747377A
Cited
US1855522A
Cited
US2167055A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-22 | 1955-04-23 | 1955-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-22 | 1959-04-23 | 1959-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-22 | 1963-04-23 | 1963-10-23 | $7700.00 | Window Closed / Lapsed |