Patent US3430904A successfully refreshed from Google Patents.
US3430904A
Expired / Lapsed
US
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Fastening device
Assignee: Illinois Tool Works Inc
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Filing: 1966-12-19
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Granted: 1969-03-04
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Expires: 1986-12-19
Abstract
No abstract record available.
Inventors
- 👤 Edmund J Soltysik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:08
CPC Classifications
F; F16; F16L; F16L3/00; F16L3/08; F16L3/12; F16L3/13; F16L3/22; F16L3/237
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US810004A
Cited
US1896864A
Cited
US2061463A
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US2440469A
Cited
US3016220A
Cited
US3216685A
Cited
US3194524A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-03 | 1972-09-02 | 1973-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-03 | 1976-09-02 | 1977-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-03 | 1980-09-02 | 1981-03-04 | $7700.00 | Window Closed / Lapsed |