Patent US2830485A successfully refreshed from Google Patents.
US2830485A
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Tubular rivet formed from strip metallic stock
Assignee: Illinois Tool Works Inc
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Filing: 1956-04-19
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Granted: 1958-04-15
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Expires: 1976-04-19
Abstract
No abstract record available.
Inventors
- 👤 James C Macy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:37
CPC Classifications
F; F16; F16B; F16B19/00; F16B19/04; F16B19/08; F16B19/10; F16B19/1027; F16B19/1036; F16B19/1081; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/4992; Y10T29/49938; Y10T29/49943; Y10T29/49972
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US583309A
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US653798A
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US2155584A
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US2333277A
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US2389479A
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US2555420A
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US2596952A
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US2664458A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-14 | 1961-10-14 | 1962-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-14 | 1965-10-14 | 1966-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-14 | 1969-10-14 | 1970-04-15 | $7700.00 | Window Closed / Lapsed |