US3479682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hanger device
Assignee: Lawrence Brothers Inc
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Filing: 1968-02-07
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Granted: 1969-11-25
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Expires: 1988-02-07
Abstract
No abstract record available.
Inventors
- 👤 Delmar D Mcninch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:12
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/26; E05D15/06; E05D15/0621; E05D15/0626; E05D15/063; E05D15/0634; E05D15/0639; E06; E06B; E06B3/00; E06B3/32; E06B3/48; E06B3/481; E05Y; E05Y2201/00; E05Y2201/60; E05Y2201/622; E05Y2201/64; E05Y2600/00; E05Y2600/50; E05Y2600/52; E05Y2600/528; E05Y2600/53; E05Y2600/60; E05Y2600/626; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |