US2984878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Push-in assembly and fastener therefor
Assignee: PALNUT Co
•
Filing: 1958-07-31
•
Granted: 1961-05-23
•
Expires: 1978-07-31
Abstract
No abstract record available.
Inventors
- 👤 Richard A Hartman
- 👤 William B Duffy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:47
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/10; F16B21/20; Y; Y10; Y10T; Y10T24/00; Y10T24/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2275773A
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US2322656A
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US2327328A
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US2329688A
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US2430555A
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FR931235A
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US2712465A
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DE815152C
Cited
FR1123297A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |