US2854078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die set
Assignee: Individual
•
Filing: 1955-04-20
•
Granted: 1958-09-30
•
Expires: 1975-04-20
Abstract
No abstract record available.
Inventors
- 👤 Guy O Conner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:44
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/46; F16C33/48; F16C33/485; B; B21; B21D; B21D37/00; B21D37/10; F16C29/00; F16C29/04; F16C2322/00; F16C2322/14
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) | 1961-09-29 | 1962-03-31 | 1962-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-29 | 1966-03-31 | 1966-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-29 | 1970-03-31 | 1970-09-30 | $7700.00 | Window Closed / Lapsed |