US3017796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intermittent web feed mechanism
Assignee: CHAMPLAIN CO Inc
•
Filing: 1957-06-26
•
Granted: 1962-01-23
•
Expires: 1977-06-26
Abstract
No abstract record available.
Inventors
- 👤 Frederick G Auer
- 👤 Sorkin Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:46
CPC Classifications
B; B41; B41F; B41F13/00; B41F13/02; B41F13/025; B65; B65H; B65H20/00; B65H20/02; B65H20/04; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4597
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2489411A
Cited
US2667924A
Cited
US2693235A
Cited
US2839138A
Cited
US2758837A
Cited
US2819072A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |