Patent US4421028A successfully refreshed from Google Patents.
US4421028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Delivery table for sheet-fed printing presses
Assignee: Heidelberger Druckmaschinen AG
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Filing: 1978-08-22
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Granted: 1983-12-20
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Expires: 1998-08-22
Abstract
Abstract In a sheet-fed printing press, a delivery table including a table top, leg-holding means secured to the underside thereof, and a plurality of legs removably held by said leg-holding means.
Inventors
- 👤 Gerhard Pollich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:04
CPC Classifications
B; B65; B65H; B65H31/00; B65H31/32; B65H2301/00; B65H2301/40; B65H2301/42; B65H2301/422; B65H2301/4225; B65H2301/42256; B65H2801/00; B65H2801/03; B65H2801/21
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
Method of removing printed sheets from a printing machine which comprises stacking printed sheets delivered from a sheet delivery system onto a legless first delivery table having means for securing supporting legs thereto, securing legs to the legless first delivery table, interposing a legless second delivery table between the first delivery table and the sheet delivery system, removing the first delivery table, and repeating the foregoing method steps with the second delivery table and a third delivery table.
Claim 2
Dependent Claim
78 words
Method of removing printed sheets from a printing machine which comprises stacking printed sheets delivered from a sheet delivery system onto a legless first delivery table having means for securing supporting legs thereto, securing legs to the legless first delivery table, interposing a legless second delivery table between the first delivery table and the sheet delivery system, removing the first delivery table, and repeating the foregoing method steps with the second delivery table and a third delivery table.
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) | 1986-12-19 | 1987-06-20 | 1987-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-12-19 | 1991-06-20 | 1991-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-12-19 | 1995-06-20 | 1995-12-20 | $7700.00 | Window Closed / Lapsed |