Patent US4648701A successfully refreshed from Google Patents.
Patent US3069740A successfully refreshed from Google Patents.
US3069740A
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US
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Fastening device
Assignee: North and Judd Manufacturing Co
•
Filing: 1959-04-21
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Granted: 1962-12-25
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Expires: 1979-04-21
Abstract
No abstract record available.
Inventors
- 👤 Edward K Heil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:57
CPC Classifications
A; A44; A44B; A44B13/00; A44B13/0029; A44B13/0035; A44B13/0041; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/4588; Y10T24/45906; Y10T24/45911; Y10T24/45916; Y10T24/45953
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US113874A
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US548316A
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US631216A
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US649153A
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US1026017A
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US1183822A
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US1752418A
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US1824940A
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US2108905A
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US2310008A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-24 | 1966-06-25 | 1966-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-24 | 1970-06-25 | 1970-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-24 | 1974-06-25 | 1974-12-25 | $7700.00 | Window Closed / Lapsed |