US3054299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tightener
Assignee: Unisys Corp
•
Filing: 1960-08-17
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Granted: 1962-09-18
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Expires: 1980-08-17
Abstract
No abstract record available.
Inventors
- 👤 Edward C Procter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:22
CPC Classifications
A; A01; A01F; A01F29/00; A01F29/09; A01F29/10; A01D; A01D57/00; F; F16; F16H; F16H7/00; F16H7/08; F16H7/10; F16H7/12; F16H7/1254; F16H7/1263; F16H2007/0802; F16H2007/0808
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) | 1965-09-17 | 1966-03-19 | 1966-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-17 | 1970-03-19 | 1970-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-17 | 1974-03-19 | 1974-09-18 | $7700.00 | Window Closed / Lapsed |