Patent US4741743B1 successfully refreshed from Google Patents.
US2959818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding apparatus
Assignee: —
•
Filing: —
•
Granted: 1960-11-15
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Expires: 1977-11-15
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:28
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/40; B29C33/00; B29C33/44; B29C33/46; B29K; B29K2105/00; B29K2105/25; B29K2105/253; B29L; B29L2031/00; B29L2031/56; B29L2031/565
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US341295A
Cited
US1334006A
Cited
USRE23176E
Cited
US1086215A
Cited
US2090880A
Cited
US2183912A
Cited
US2377892A
Cited
US2509880A
Cited
US2629897A
Cited
US2741797A
Cited
US2775789A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |