Patent US3303815A successfully refreshed from Google Patents.
US3303815A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanisms for coating surfaces with liquid
Assignee: Purdy Machinery Co Ltd
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Filing: 1964-07-27
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Granted: 1967-02-14
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Expires: 1984-07-27
Abstract
No abstract record available.
Inventors
- 👤 Silver Dennis Stanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:11
CPC Classifications
B; B65; B65C; B65C9/00; B65C9/20; B65C9/22; B65C9/2247; B65C9/2252; B65C9/2256; B65C9/2265
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
AN APPARATUS FOR COATING A TRAVELLING SURFACE WITH LIQUID INCLUDING, IN COMBINATION, A TRANSFER ROLLER MOUNTED TO ROTATE ABOUT ITS AXIS, A COATING MEANS FOR COATING SAID TRANSFER ROLLER WITH A LIQUID, SAID COATING MEANS INCLUDING A PUMP, SAID TRANSFER ROLLER HAVING A DRIVING CONNECTION, SAID PUMP HAVING A DRIVING CONNECTION, A GEAR TRAIN PERMANENTLY INTERCONNECTING SAID DRIVING CONNECTIONS, A MAIN DRIVE SHAFT FOR DRIVING SAID GEAR TRAIN, A UNIDIRECTIONAL CLUTCH INTERPOSED BETWEEN SAID MAIN DRIVE SHAFT AND GEAR TRAIN, AN AUXILIARY DRIVE SHAFT FOR DRIVING SAID
Claim 2
Independent Claim
87 words
AN APPARATUS FOR COATING A TRAVELLING SURFACE WITH LIQUID INCLUDING, IN COMBINATION, A TRANSFER ROLLER MOUNTED TO ROTATE ABOUT ITS AXIS, A COATING MEANS FOR COATING SAID TRANSFER ROLLER WITH A LIQUID, SAID COATING MEANS INCLUDING A PUMP, SAID TRANSFER ROLLER HAVING A DRIVING CONNECTION, SAID PUMP HAVING A DRIVING CONNECTION, A GEAR TRAIN PERMANENTLY INTERCONNECTING SAID DRIVING CONNECTIONS, A MAIN DRIVE SHAFT FOR DRIVING SAID GEAR TRAIN, A UNIDIRECTIONAL CLUTCH INTERPOSED BETWEEN SAID MAIN DRIVE SHAFT AND GEAR TRAIN, AN AUXILIARY DRIVE SHAFT FOR DRIVING SAID
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) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |