Patent US4054128A successfully refreshed from Google Patents.
Patent US2715045A successfully refreshed from Google Patents.
US2715045A
Expired / Lapsed
US
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Foam producing device
Assignee: Individual
•
Filing: 1951-10-10
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Granted: 1955-08-09
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Expires: 1971-10-10
Abstract
No abstract record available.
Inventors
- 👤 Kenneth C Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:14
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/0018; B05B7/0025; B05B7/0031; B05B7/0037; B01; B01F; B01F25/00; B01F25/30; B01F25/31; B01F25/316
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) | 1958-08-08 | 1959-02-07 | 1959-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-08 | 1963-02-07 | 1963-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-08 | 1967-02-07 | 1967-08-09 | $7700.00 | Window Closed / Lapsed |