Patent US2500280A successfully refreshed from Google Patents.
US2500280A
Expired / Lapsed
US
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Combination cap and sunshade
Assignee: FELPORT Inc
•
Filing: 1947-04-28
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Granted: 1950-03-14
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Expires: 1967-04-28
Abstract
No abstract record available.
Inventors
- 👤 Feldman Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:50
CPC Classifications
A; A42; A42B; A42B1/00; A42B1/24; A42B1/247; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32311; Y10T403/32606; Y10T403/32631; Y10T403/32795
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1310258A
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US1313469A
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GB189718328A
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US1199650A
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US1543094A
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US1671342A
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US1871461A
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US2013636A
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US2328687A
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US2434076A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-13 | 1953-09-12 | 1954-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-13 | 1957-09-12 | 1958-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-13 | 1961-09-12 | 1962-03-14 | $7700.00 | Window Closed / Lapsed |