Patent US2988151A successfully refreshed from Google Patents.
US2988151A
Expired / Lapsed
US
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Foam producing apparatus
Assignee: Individual
•
Filing: 1958-06-19
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Granted: 1961-06-13
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Expires: 1978-06-19
Abstract
No abstract record available.
Inventors
- 👤 Dion-Biro Guy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:27
CPC Classifications
A; A62; A62C; A62C5/00; A62C5/002; Y; Y10; Y10S; Y10S261/00; Y10S261/26; Y10S366/00; Y10S366/604
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1790621A
Cited
US1299272A
Cited
GB252727A
Cited
US1713260A
Cited
US2218294A
Cited
US2489952A
Cited
US2630183A
Cited
US2747846A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-12 | 1964-12-12 | 1965-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-12 | 1968-12-12 | 1969-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-12 | 1972-12-12 | 1973-06-13 | $7700.00 | Window Closed / Lapsed |