US2839173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prepaid entertainment distribution system
Assignee: INTERNATIONAL TELEMETER CORP
•
Filing: 1951-09-01
•
Granted: 1958-06-17
•
Expires: 1971-09-01
Abstract
No abstract record available.
Inventors
- 👤 David L Loew
- 👤 Leserman Carl
- 👤 Riccio Lorenzo Del
- 👤 Robert E Gottfried
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:54
CPC Classifications
G; G07; G07F; G07F17/00; G07F17/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB358176A
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US2000804A
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US2093988A
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US2177788A
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US2082561A
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US2300595A
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US2269856A
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US2338853A
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US2366469A
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US2433689A
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US2526512A
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US2573349A
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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) | 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 |