Patent US3497082A successfully refreshed from Google Patents.
US3497082A
Expired / Lapsed
US
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Stack turn-over apparatus
Assignee: Individual
•
Filing: 1967-11-20
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Granted: 1970-02-24
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Expires: 1987-11-20
Abstract
No abstract record available.
Inventors
- 👤 Joseph Flitter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:15
CPC Classifications
B; B65; B65H; B65H15/00; B65H15/02; B65H2301/00; B65H2301/30; B65H2301/33; B65H2301/332; B65H2301/3321; B65H2301/33212
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) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |