US2684546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Album
Assignee: —
•
Filing: —
•
Granted: 1954-07-27
•
Expires: 1971-07-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:32
CPC Classifications
B; B42; B42F; B42F5/00; A; A47; A47G; A47G1/00; A47G1/06; A47G1/0633; A47G1/14; A47G1/141; B42F5/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1807467A
Cited
US2162258A
Cited
US2236659A
Cited
US2193296A
Cited
US2242119A
Cited
US2333798A
Cited
US2323532A
Cited
US2400296A
Cited
US2416816A
Cited
US2611369A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-26 | 1958-01-25 | 1958-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-26 | 1962-01-25 | 1962-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-26 | 1966-01-25 | 1966-07-27 | $7700.00 | Window Closed / Lapsed |