US3232547A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Edge monitor device
Assignee: Hurletron Inc
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Filing: 1962-08-03
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Granted: 1966-02-01
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Expires: 1982-08-03
Abstract
No abstract record available.
Inventors
- 👤 Paul W Thiede
- 👤 Carl L Deeken
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:38
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/02; B65H23/032; B65H23/0326; B65H23/0204; B65H23/0216
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
121 words
APPARATUS FOR PROCESSING A LONGITUDINALLY TRANSPORTED WEB WHICH COMPRISES, SIGNAL CONTROLLED MEANS FOR LATERALLY POSITIONING EDGE PORTIONS OF SAID WEB, MONITOR MEANS DISPOSED ALONG THE PATH OF TRAVEL OF SAID WEB AT A FIRST LOCATION FOR DERIVING FIRST AND SECOND BINARY INDICATING SIGNALS INDICATIVE OF THE LATERAL POSITIONING OF SAID WEB, PROCESSING MEANS POSITIONED ALONG THE PATH OF TRAVEL OF SAID WEB AT A SECOND LOCATION, SAID POSITIONING MEANS, SAID MONITOR MEANS AND SAID PROCESSING MEANS BEING CONSECUTIVELY POSITIONED ALONG THE PATH OF TRAVEL OF SAID WEB, AND MEANS RESPECTIVELY RESPONSIVE TO SAID INDICATING SIGNALS FOR DERIVING ALTERNATIVE CONTROL SIGNALS FOR SAID POSITIONING MEANS, SAID RESPONSIVE MEANS INCLUDING MULTIVIBRATOR MEANS FOR PERIODICALLY INTERRUPTING SUPPLY OF CONTROL SIGNALS TO SAID POSITIONING MEANS.
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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) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |