US2974378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal fastener
Assignee: RONEL CORP
•
Filing: 1957-01-03
•
Granted: 1961-03-14
•
Expires: 1977-01-03
Abstract
No abstract record available.
Inventors
- 👤 Lidsky Julius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:12
CPC Classifications
F; F16; F16B; F16B15/00; F16B15/0023; F16B15/003; F16B15/0046; Y; Y10; Y10S; Y10S100/00; Y10S100/913; Y10S411/00; Y10S411/921; Y10S52/00; Y10S52/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US800248A
Cited
US1089878A
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US1297611A
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US1638612A
Cited
US1599985A
Cited
FR749142A
Cited
US2533786A
Cited
US2745122A
Cited
US2827676A
Cited
US2844852A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-13 | 1964-09-12 | 1965-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-13 | 1968-09-12 | 1969-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-13 | 1972-09-12 | 1973-03-14 | $7700.00 | Window Closed / Lapsed |