US2447996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: SWANK Inc
•
Filing: 1946-03-25
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Granted: 1948-08-24
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Expires: 1966-03-25
Abstract
No abstract record available.
Inventors
- 👤 Leon J Biagi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:19
CPC Classifications
B; B42; B42F; B42F1/00; B42F1/02; B42F1/04; Y; Y10; Y10T; Y10T24/00; Y10T24/34; Y10T24/3427; Y10T24/3439; Y10T24/344; Y10T24/44; Y10T24/44641; Y10T24/44769
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US167300A
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US374386A
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US1058650A
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US1682952A
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US1767973A
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US2024465A
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GB506467A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-24 | 1952-02-23 | 1952-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-24 | 1956-02-23 | 1956-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-24 | 1960-02-23 | 1960-08-24 | $7700.00 | Window Closed / Lapsed |