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US3028117A
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Assignee: Unisys Corp
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Filing: 1960-11-15
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Granted: 1962-04-03
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Expires: 1980-11-15
Abstract
No abstract record available.
Inventors
- 👤 John H Shepley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:20
CPC Classifications
B; B65; B65H; B65H49/00; B65H49/02; B65H49/04; B65H49/10; B65H49/12; A; A01; A01F; A01F15/00; A01F15/08; A01F15/12; Y; Y10; Y10S; Y10S100/00; Y10S100/912
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) | 1965-04-02 | 1965-10-02 | 1966-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-02 | 1969-10-02 | 1970-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-02 | 1973-10-02 | 1974-04-03 | $7700.00 | Window Closed / Lapsed |