US2933655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic equipment packaging
Assignee: GTE Sylvania Inc
•
Filing: 1957-01-31
•
Granted: 1960-04-19
•
Expires: 1977-01-31
Abstract
No abstract record available.
Inventors
- 👤 Albin A Gradisar
- 👤 Alfred S Gutman
- 👤 John A Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:09
CPC Classifications
H; H05; H05K; H05K7/00; H05K7/20; H05K7/20009; H05K7/20136; H05K7/20154
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2045659A
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US2169109A
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US2412989A
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US2583417A
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US2737579A
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US2774052A
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US2825009A
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US2807789A
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US2836772A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-19 | 1963-10-19 | 1964-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-19 | 1967-10-19 | 1968-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-19 | 1971-10-19 | 1972-04-19 | $7700.00 | Window Closed / Lapsed |