US2838797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for sealing electrical components in a thermoplastic
Assignee: AT&T Inc
•
Filing: 1954-05-06
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Granted: 1958-06-17
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Expires: 1974-05-06
Abstract
No abstract record available.
Inventors
- 👤 Jr Frank J Kolar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:48
CPC Classifications
B; B29; B29C; B29C39/00; B29C39/02; B29C39/04; B29C39/08; B29C35/00; B29C35/02; B29C35/04; B29C67/00; B29C67/24; B29C67/241; B29C70/00; B29C70/68; B29C70/72; B29C70/84; B29L; B29L2031/00; B29L2031/34; B29L2031/3406; Y; Y10; Y10T; Y10T428/00; Y10T428/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1706816A
Cited
GB330516A
Cited
US2158981A
Cited
US2165936A
Cited
US2346784A
Cited
US2351321A
Cited
US2536692A
Cited
US2633605A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |