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Patent US3519320A successfully refreshed from Google Patents.
US3519320A
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Modular display fixture
Assignee: FREEDMAN ARTCRAFT ENG CORP
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Filing: 1968-06-06
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Granted: 1970-07-07
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Expires: 1988-06-06
Abstract
No abstract record available.
Inventors
- 👤 Gordon L Freedman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:09
CPC Classifications
A; A47; A47F; A47F5/00; A47F5/10; A47F3/00; A47F3/06; A47F3/063; A47F7/00; A47F7/14; A47F7/144; A47F7/145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2236557A
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US2153422A
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US2333717A
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AT185535B
Cited
US3302797A
Cited
US3408127A
Cited
US3394973A
Cited
US3377115A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-06 | 1974-01-05 | 1974-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-06 | 1978-01-05 | 1978-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-06 | 1982-01-05 | 1982-07-07 | $7700.00 | Window Closed / Lapsed |