US2927340A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening
Assignee: Individual
•
Filing: 1957-03-14
•
Granted: 1960-03-08
•
Expires: 1977-03-14
Abstract
No abstract record available.
Inventors
- 👤 Sr Roy Franklin Mcmahan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:26
CPC Classifications
E; E05; E05D; E05D5/00; E05D5/02; E05D5/04; F; F16; F16B; F16B15/00; F16B15/06; E05Y; E05Y2600/00; E05Y2600/60; E05Y2600/622; E05Y2800/00; E05Y2800/26; E05Y2800/29
Claims Analysis
Total Claims: 0
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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) | 1963-03-08 | 1963-09-07 | 1964-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-08 | 1967-09-07 | 1968-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-08 | 1971-09-07 | 1972-03-08 | $7700.00 | Window Closed / Lapsed |