Patent US2632666A successfully refreshed from Google Patents.
US2632666A
Expired / Lapsed
US
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Handle
Assignee: Individual
•
Filing: 1948-04-20
•
Granted: 1953-03-24
•
Expires: 1968-04-20
Abstract
No abstract record available.
Inventors
- 👤 Cunningham Zed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:25
CPC Classifications
A; A47; A47J; A47J45/00; A47J45/06; A47J45/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US334922A
Cited
US911583A
Cited
US1512875A
Cited
US1599278A
Cited
US1698915A
Cited
FR839283A
Cited
US2249144A
Cited
US2537928A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-23 | 1956-09-22 | 1957-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-23 | 1960-09-22 | 1961-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-23 | 1964-09-22 | 1965-03-24 | $7700.00 | Window Closed / Lapsed |