US3267705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic roughening machines
Assignee: United Shoe Machinery Corp
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Filing: 1964-03-16
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Granted: 1966-08-23
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Expires: 1984-03-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert C Simmonds
- 👤 Paul G Rumball
- 👤 Robert V Brophy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:26
CPC Classifications
A; A43; A43D; A43D37/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
AN AUTOMATIC ROUGHING MACHINE COMPRISING A ROUGHENING DRUM, SAID DRUM COMPRISING ROTATABLE CUTTER DISCS AND NON-ROTATING GAUGE VANES, MEANS FOR SELECTIVELY VARYING THE HEIGHTWISE DISTANCE BETWEEN THE WORK-ENGAGING EDGES OF SAID DISCS AND SAID VANES, MEANS FOR ROTATING THE CUTTER DISCS, MEANS FOR RECIPROCATING THE DRUM, AND MEANS FOR CAUSING RELATIVE MOVEMENT OF THE DRUM IN A
Claim 2
Dependent Claim
57 words
AN AUTOMATIC ROUGHING MACHINE COMPRISING A ROUGHENING DRUM, SAID DRUM COMPRISING ROTATABLE CUTTER DISCS AND NON-ROTATING GAUGE VANES, MEANS FOR SELECTIVELY VARYING THE HEIGHTWISE DISTANCE BETWEEN THE WORK-ENGAGING EDGES OF SAID DISCS AND SAID VANES, MEANS FOR ROTATING THE CUTTER DISCS, MEANS FOR RECIPROCATING THE DRUM, AND MEANS FOR CAUSING RELATIVE MOVEMENT OF THE DRUM IN A
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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) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |