US3501747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Code conversion system
Assignee: TA ACQUISITION CORP
•
Filing: 1965-07-08
•
Granted: 1970-03-17
•
Expires: 1985-07-08
Abstract
No abstract record available.
Inventors
- 👤 James D Bungard
- 👤 Robert E Costelo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:03
CPC Classifications
B; B41; B41J; B41J5/00; B41J5/30; B41J5/31; B41J5/36; B41J5/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2378371A
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US2831179A
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US2929556A
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US2978680A
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US2938618A
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US3025942A
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US3166736A
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US3023876A
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US3162289A
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US3283871A
Cited
US3291277A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |