US3396420A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lithographic wiping pad
Assignee: Kendall Co
•
Filing: 1966-01-27
•
Granted: 1968-08-13
•
Expires: 1986-01-27
Abstract
No abstract record available.
Inventors
- 👤 Philip A Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:09
CPC Classifications
B; B41; B41N; B41N3/00; B41N3/08; Y; Y10; Y10T; Y10T442/00; Y10T442/60; Y10T442/659
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3124822A
Cited
US2029951A
Cited
US3142855A
Cited
US3149364A
Cited
US3315676A
Cited
US3284963A
Cited
US3280420A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-13 | 1972-02-12 | 1972-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-13 | 1976-02-12 | 1976-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-13 | 1980-02-12 | 1980-08-13 | $7700.00 | Window Closed / Lapsed |