US2583441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for molding plastic lamp receptacles
Assignee: UNION INSULATING CO Inc
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Filing: 1949-07-29
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Granted: 1952-01-22
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Expires: 1969-07-29
Abstract
No abstract record available.
Inventors
- 👤 Lewis E Palmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:50
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/32; B29C43/50; B29C37/00; B29C37/0003; B29C37/0014; B29C43/36; B29C43/42; B29L; B29L2001/00; B29L2031/00; B29L2031/712; B29L2031/747
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-21 | 1955-07-23 | 1956-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-21 | 1959-07-23 | 1960-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-21 | 1963-07-23 | 1964-01-22 | $7700.00 | Window Closed / Lapsed |