Patent US2175583A successfully refreshed from Google Patents.
Patent US2184650A successfully refreshed from Google Patents.
US2184650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking separable fastener
Assignee: Individual
•
Filing: 1938-02-26
•
Granted: 1939-12-26
•
Expires: 1958-02-26
Abstract
No abstract record available.
Inventors
- 👤 Roseman Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:31
CPC Classifications
A; A44; A44B; A44B13/00; A44B13/0005; A44B13/0017; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45602; Y10T24/45775; Y10T24/4578; Y10T24/4588; Y10T24/45948
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-12-25 | 1943-06-26 | 1943-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-12-25 | 1947-06-26 | 1947-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-12-25 | 1951-06-26 | 1951-12-26 | $7700.00 | Window Closed / Lapsed |