Patent US3293728A successfully refreshed from Google Patents.
US3293728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ink applying roller and process of preparation thereof
Assignee: Individual
•
Filing: 1965-04-14
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Granted: 1966-12-27
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Expires: 1985-04-14
Abstract
No abstract record available.
Inventors
- 👤 Edward D Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:32
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/30; C08G18/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
27 words
AN INK APPLYING ROLLER COMPRISING A SUBSTANTIALLY CENTRAL SHAFT AND A SURROUNDING INK APPLYING LAYER CONSISTING ESSENTIALLY OF THE REACTION PRODUCT OF CASTOR OIL AND TOLYLENE DIISOCYANATE.
Claim 2
Dependent Claim
27 words
AN INK APPLYING ROLLER COMPRISING A SUBSTANTIALLY CENTRAL SHAFT AND A SURROUNDING INK APPLYING LAYER CONSISTING ESSENTIALLY OF THE REACTION PRODUCT OF CASTOR OIL AND TOLYLENE DIISOCYANATE.
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) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |