US2755564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Domestic appliance
Assignee: Motors Liquidation Co
•
Filing: 1953-02-25
•
Granted: 1956-07-24
•
Expires: 1973-02-25
Abstract
No abstract record available.
Inventors
- 👤 Harold B Wallis
- 👤 Ronal H Whyte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:18
CPC Classifications
D; D06; D06F; D06F58/00; D06F58/20; D06F58/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1683984A
Cited
US2131484A
Cited
US2328256A
Cited
US2398880A
Cited
US2506517A
Cited
US2487722A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-24 | 1960-01-23 | 1960-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-24 | 1964-01-23 | 1964-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-24 | 1968-01-23 | 1968-07-24 | $7700.00 | Window Closed / Lapsed |