US949076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Barn-door hanger.
Assignee: J E PORTER CO
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Filing: 1909-07-30
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Granted: 1910-02-15
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Expires: 1929-07-30
Abstract
No abstract record available.
Inventors
- 👤 William F Jacobs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:52
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/06; E05D15/0621; E05D15/0626; E05D15/063; E05D15/0634; E05Y; E05Y2201/00; E05Y2201/60; E05Y2201/622; E05Y2201/64; E05Y2600/00; E05Y2600/10; E05Y2800/00; E05Y2800/26; E05Y2800/28; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1913-02-14 | 1913-08-16 | 1914-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-02-14 | 1917-08-16 | 1918-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-02-14 | 1921-08-16 | 1922-02-15 | $7700.00 | Window Closed / Lapsed |