US3422757A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet feeding apparatus
Assignee: Harris Graphics Corp
•
Filing: 1965-10-18
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Granted: 1969-01-21
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Expires: 1985-10-18
Abstract
No abstract record available.
Inventors
- 👤 William Grobman
- 👤 Gabriel N Rullo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:32
CPC Classifications
B; B65; B65H; B65H5/00; B65H5/06; B65H5/062; B65H3/00; B65H3/24; B31; B31B; B31B50/00; B31B50/02; B31B50/04; B31B50/042; B65H2301/00; B65H2301/40; B65H2301/42; B65H2301/423; B65H2301/4232; B65H2301/42322; B65H2403/00; B65H2403/20; B65H2403/21; B65H2403/40; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |