Patent US3395417A successfully refreshed from Google Patents.
US3395417A
Expired / Lapsed
US
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Backup pad assembly
Assignee: Formax Manufacturing Corp
•
Filing: 1966-04-05
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Granted: 1968-08-06
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Expires: 1986-04-05
Abstract
No abstract record available.
Inventors
- 👤 Matouka Nicholas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:15
CPC Classifications
B; B24; B24D; B24D9/00; B24D9/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2217791A
Cited
US2229745A
Cited
CH321223A
Cited
US2800751A
Cited
US2800752A
Cited
US2950584A
Cited
US2958166A
Cited
US3082582A
Cited
US3315420A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-06 | 1972-02-05 | 1972-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-06 | 1976-02-05 | 1976-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-06 | 1980-02-05 | 1980-08-06 | $7700.00 | Window Closed / Lapsed |