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Patent US2855693A successfully refreshed from Google Patents.
US2855693A
Expired / Lapsed
US
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Center punch and gauge
Assignee: Individual
•
Filing: 1955-09-07
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Granted: 1958-10-14
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Expires: 1975-09-07
Abstract
No abstract record available.
Inventors
- 👤 John G Holsten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:44
CPC Classifications
B; B25; B25D; B25D5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US532265A
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US724185A
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US888377A
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US921488A
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US1046187A
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US1469395A
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US1525355A
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US2560756A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-13 | 1962-04-14 | 1962-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-13 | 1966-04-14 | 1966-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-13 | 1970-04-14 | 1970-10-14 | $7700.00 | Window Closed / Lapsed |