Patent US3247353A successfully refreshed from Google Patents.
Patent US3285169A successfully refreshed from Google Patents.
US3285169A
Expired / Lapsed
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Apparatus and method for flexographic printing with doctor roll ink control
Assignee: Individual
•
Filing: 1965-05-28
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Granted: 1966-11-15
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Expires: 1985-05-28
Abstract
No abstract record available.
Inventors
- 👤 Hans H Hartwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:23
CPC Classifications
B; B41; B41F; B41F31/00; B41F31/004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
AN APPARATUS FOR FLEXOGRAPHIC PRINTING COMPRISING A FRAME, AN IMPRESSION CYLINDER ROTATABLY MOUNTED IN SAID FRAME, MEANS FOR TRAVLING A WEB TO BE PRINTED ON SAID IMPRESSION CYLINDER IN PARTIAL WRAPPING ENGAGEMENT THEREWITH, A PLATE CYLINDER ROTATABLY MOUNTED ON SAID FRAME AND IN CONTACT WITH SAID WEB FOR PRINTING THE SAME, AN INK APPLYING UNIT COMPRISING A RIGID CELLULAR SURFACE TRANSFER ROLL ROTATABLY MOUNTED ON SAID FRAME FOR TRANSFERRING CONTROLLED QUANTITIES OF INK TO SAID PLATE CYLINDER, A RESILIENT SURFACE-EQUIPPED DOCTOR ROLL ROTATABLY MOUNTED ON SAID FRAME IN SUBSTANTIAL LINE CONTACT WITH SAID TRANSFER ROLL FOR CONTROLLING THE AMOUNT OF INK ON SAID TRANSFER
Claim 2
Independent Claim
104 words
AN APPARATUS FOR FLEXOGRAPHIC PRINTING COMPRISING A FRAME, AN IMPRESSION CYLINDER ROTATABLY MOUNTED IN SAID FRAME, MEANS FOR TRAVLING A WEB TO BE PRINTED ON SAID IMPRESSION CYLINDER IN PARTIAL WRAPPING ENGAGEMENT THEREWITH, A PLATE CYLINDER ROTATABLY MOUNTED ON SAID FRAME AND IN CONTACT WITH SAID WEB FOR PRINTING THE SAME, AN INK APPLYING UNIT COMPRISING A RIGID CELLULAR SURFACE TRANSFER ROLL ROTATABLY MOUNTED ON SAID FRAME FOR TRANSFERRING CONTROLLED QUANTITIES OF INK TO SAID PLATE CYLINDER, A RESILIENT SURFACE-EQUIPPED DOCTOR ROLL ROTATABLY MOUNTED ON SAID FRAME IN SUBSTANTIAL LINE CONTACT WITH SAID TRANSFER ROLL FOR CONTROLLING THE AMOUNT OF INK ON SAID TRANSFER
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |