Patent US2282308A successfully refreshed from Google Patents.
US2282308A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for injection molding of the interlocking elements of slide fasteners
Assignee: LIGHTNING FASTENER CO Ltd
•
Filing: 1939-05-04
•
Granted: 1942-05-12
•
Expires: 1959-05-04
Abstract
No abstract record available.
Inventors
- 👤 Dahlin Gustaf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:42
CPC Classifications
B; B29; B29D; B29D5/00; B29D5/02; B29C; B29C45/00; B29C45/14; B29C45/14549; B29C45/14565; B29C45/14573; Y; Y10; Y10S; Y10S425/00; Y10S425/814
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) | 1945-05-11 | 1945-11-10 | 1946-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-05-11 | 1949-11-10 | 1950-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-05-11 | 1953-11-10 | 1954-05-12 | $7700.00 | Window Closed / Lapsed |