Patent US3481487A successfully refreshed from Google Patents.
US3481487A
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Assignee: ADVERTISING METAL DISPLAY Co
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Filing: 1967-05-05
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Granted: 1969-12-02
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Expires: 1987-05-05
Abstract
No abstract record available.
Inventors
- 👤 Anthony M Paruolo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:53
CPC Classifications
A; A47; A47F; A47F5/00; A47F5/10; A47B; A47B57/00; A47B57/30; A47B57/40; A47B57/42; A47B57/425; A47F5/08; A47F5/0876
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) | 1972-12-01 | 1973-06-02 | 1973-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-01 | 1977-06-02 | 1977-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-01 | 1981-06-02 | 1981-12-02 | $7700.00 | Window Closed / Lapsed |