US3490731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bushing insulator molding device
Assignee: Permali Inc
•
Filing: 1969-03-26
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Granted: 1970-01-20
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Expires: 1989-03-26
Abstract
No abstract record available.
Inventors
- 👤 Ian G Bradley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:54
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/68; B29C70/84; B29C33/00; B29C33/12; B29C33/123; H; H01; H01B; H01B17/00; H01B17/26; H01B17/28; B29K; B29K2101/00; B29K2101/10; B29L; B29L2031/00; B29L2031/34; B29L2031/3412; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49123
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2107009A
Cited
US2845657A
Cited
GB1018071A
Cited
US3383446A
Cited
US3355772A
Cited
US3394455A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |