Patent US3286505A successfully refreshed from Google Patents.
US3286505A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carpet testing machine
Assignee: Magee Carpet Co
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Filing: 1964-04-17
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Granted: 1966-11-22
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Expires: 1984-04-17
Abstract
No abstract record available.
Inventors
- 👤 Le Roy M Penman
- 👤 Eugene P Fetzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:17
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A PILE FABRIC TESTING MACHINE COMPRISING A FRICTION BAR OF RECTANGULAR SHAPE IN CROSS SECTION EXTENDING TRANSVERSELY OF THE FABRIC HAVING ONE OF ITS LONGITUDINAL EDGES IN FRICTIONAL CONTACT WITH THE PILE OF THE FABRIC, MEANS SUPPORTING THE ENDS OF SAID BAR FOR FREE VERTICAL MOVEMENT AND MEANS FOR ROCKING SAID FIRST MEANS TO MOVE SAID BAR BACK AND FORTH OVER THE PILE OF THE FABRIC.
Claim 2
Dependent Claim
66 words
A PILE FABRIC TESTING MACHINE COMPRISING A FRICTION BAR OF RECTANGULAR SHAPE IN CROSS SECTION EXTENDING TRANSVERSELY OF THE FABRIC HAVING ONE OF ITS LONGITUDINAL EDGES IN FRICTIONAL CONTACT WITH THE PILE OF THE FABRIC, MEANS SUPPORTING THE ENDS OF SAID BAR FOR FREE VERTICAL MOVEMENT AND MEANS FOR ROCKING SAID FIRST MEANS TO MOVE SAID BAR BACK AND FORTH OVER THE PILE OF THE FABRIC.
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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |