US3057554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scales
Assignee: Hobart Manfacturing Co
•
Filing: 1958-12-22
•
Granted: 1962-10-09
•
Expires: 1978-12-22
Abstract
No abstract record available.
Inventors
- 👤 Kenneth C Allen
- 👤 Edwin E Boshinski
- 👤 David A Meeker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:27
CPC Classifications
H; H01; H01H; H01H1/00; H01H1/12; H01H1/36; H01H1/40; H01H1/403; G; G01; G01G; G01G19/00; G01G19/40; G01G19/413; G01G23/00; G01G23/18; G06; G06F; G06F7/00; G06F7/38; G06F7/40; G06F7/44; G06F7/443; G06F7/46; G06F7/462; G06F7/465
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2864554A
Cited
US1414709A
Cited
US2672531A
Cited
US2895672A
Cited
US2853565A
Cited
US2899676A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |