US2908397A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: SPRING A WAY DISPLAYS OF CALIF
•
Filing: 1956-11-23
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Granted: 1959-10-13
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Expires: 1976-11-23
Abstract
No abstract record available.
Inventors
- 👤 Patterson Lawrence Willard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:07
CPC Classifications
A; A47; A47B; A47B46/00; A47B46/005; A47F; A47F5/00; A47F5/0081; A47F5/0087
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US511668A
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US1217414A
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US1453598A
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US1836013A
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US2205193A
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US2494798A
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US2716459A
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US2637445A
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US2769213A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |