Patent US3877255A successfully refreshed from Google Patents.
Patent US2875650A successfully refreshed from Google Patents.
US2875650A
Expired / Lapsed
US
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Double end forming, drilling, etc., machine
Assignee: Individual
•
Filing: 1954-12-21
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Granted: 1959-03-03
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Expires: 1974-12-21
Abstract
No abstract record available.
Inventors
- 👤 Hazlinger John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:07
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/02; B23Q3/06; B23Q39/00; B23Q39/04; B23Q39/042; B23Q39/044; Y; Y10; Y10S; Y10S470/00; Y10S470/902; Y10S470/904; Y10T; Y10T279/00; Y10T279/17; Y10T279/17213; Y10T279/17564; Y10T279/17598; Y10T408/00; Y10T408/36; Y10T408/365; Y10T408/367; Y10T408/368
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) | 1962-03-02 | 1962-09-01 | 1963-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-02 | 1966-09-01 | 1967-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-02 | 1970-09-01 | 1971-03-03 | $7700.00 | Window Closed / Lapsed |