US3461996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: MONROE INT
•
Filing: 1966-12-20
•
Granted: 1969-08-19
•
Expires: 1986-12-20
Abstract
No abstract record available.
Inventors
- 👤 Ludwig J Kapp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:12
CPC Classifications
B; B41; B41J; B41J1/00; B41J1/22; B41J1/32; B41J1/40; B41J25/00; B41J25/24; H; H04; H04L; H04L17/00; H04L17/16; H04L17/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US681957A
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US1083076A
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US2945091A
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US3049990A
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US3077830A
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US3188946A
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US3291041A
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US3301177A
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US3228325A
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US3330398A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-18 | 1973-02-17 | 1973-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-18 | 1977-02-17 | 1977-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-18 | 1981-02-17 | 1981-08-19 | $7700.00 | Window Closed / Lapsed |