Patent US3048948A successfully refreshed from Google Patents.
US3048948A
Expired / Lapsed
US
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Machine for sizing combined expander and spacer
Assignee: Hastings Manufacturing Co
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Filing: 1960-07-05
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Granted: 1962-08-14
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Expires: 1980-07-05
Abstract
No abstract record available.
Inventors
- 👤 Hugo F Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:34
CPC Classifications
B; B24; B24B; B24B7/00; B24B7/10; B24B7/16; B24B7/165
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) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |