US3420169A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Master handling means for duplicating machines
Assignee: AB Dick Co
•
Filing: 1966-07-29
•
Granted: 1969-01-07
•
Expires: 1986-07-29
Abstract
No abstract record available.
Inventors
- 👤 Harry F Gammeter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:36
CPC Classifications
B; B41; B41L; B41L19/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2360015A
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US3153380A
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US3190645A
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US3169476A
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US3221652A
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US3231418A
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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) | 1972-01-07 | 1972-07-08 | 1973-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-07 | 1976-07-08 | 1977-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-07 | 1980-07-08 | 1981-01-07 | $7700.00 | Window Closed / Lapsed |