US3080134A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile filament guide
Assignee: EIDP Inc
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Filing: 1959-10-08
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Granted: 1963-03-05
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Expires: 1979-10-08
Abstract
No abstract record available.
Inventors
- 👤 England Richard Jay
- 👤 Spellman James Earl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:45
CPC Classifications
B; B65; B65H; B65H57/00; B65H57/24; B65H2701/00; B65H2701/30; B65H2701/31; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/294; Y10T428/296; Y10T428/2973; Y10T428/2978; Y10T428/298
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
APPARATUS FOR HANDLING AND GUIDING MOVING CONTINUOUS LENGTHS OF FILMS, FILAMENTS AND SIMILAR ARTICLES WHICH COMPRISES A METALLIC CORE AND BONDED FIRMLY THERETO A HARD CERAMIC COATING CHARACTERIZED BY THE PRESENCE OF ROUNDED SURFACE NODULES WITH A ROUGHNESS OF 70 TO 250 ROOT MEAN SQUARE MICROINCHES MEASURED WITH A CONVENTIONAL STYLUS TYPE SURFACE MEASURING INSTRUMENT GIVING DIRECT READING IN ROOT MEAN SQUARE MICROINCHES AND BEING FREE FROM SHARP PEAKS.
Claim 2
Dependent Claim
69 words
APPARATUS FOR HANDLING AND GUIDING MOVING CONTINUOUS LENGTHS OF FILMS, FILAMENTS AND SIMILAR ARTICLES WHICH COMPRISES A METALLIC CORE AND BONDED FIRMLY THERETO A HARD CERAMIC COATING CHARACTERIZED BY THE PRESENCE OF ROUNDED SURFACE NODULES WITH A ROUGHNESS OF 70 TO 250 ROOT MEAN SQUARE MICROINCHES MEASURED WITH A CONVENTIONAL STYLUS TYPE SURFACE MEASURING INSTRUMENT GIVING DIRECT READING IN ROOT MEAN SQUARE MICROINCHES AND BEING FREE FROM SHARP PEAKS.
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) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |