US3255730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for the production of unicoloured and multicoloured tufted materials
Assignee: Individual
•
Filing: 1963-02-25
•
Granted: 1966-06-14
•
Expires: 1983-02-25
Abstract
No abstract record available.
Inventors
- 👤 Grohl Edmund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:52
CPC Classifications
D; D04; D04H; D04H11/00; B; B05; B05B; B05B5/00; B05B5/08; D05; D05C; D05C17/00; D05C17/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A DEVICE FOR THE PRODUCTION OF MATERIALS TUFTED WITH FIBERS, SAID DEVICE COMPRISING A METALLIC SUPPORT; MEANS FOR INTRODUCING THE MATERIALS TO BE TUFTED NTO THE DEVICE SO THAT THEY ARE SUPPORTED BY SAID METAL SUPPORT; AN ELECTRODE SUSPENDED AT A DISTANCE FROM SAID SUPPORT; MEANS FOR GENERATING AN ELECTRIC POTENTIAL DIFFERENCE BETWEEN SAID SUPPORT AND SAID ELECTRODE; MEANS FOR INTRODUCING FIBERS INTO THE ELECTRICAL FIELD EXISTING BETWEEN THE METALIC SUPPORT AND THE ELECTRODE; AT LEAST ONE METALLIC STENCIL ADJUSTABLY DISPOSED BETWEEN SAID ELECTRODE AND METALLIC SUPPORT AND HAVING A PLURALITY OF TEMPLET-SHAPED RECESSES AND OBLIQUELY CUTTING-EDGE SHAPED RIMS; AND MEANS FOR EXERTING A POTENTIAL DIFFERENCE BETWEEN SAID METALLIC STENCIL AND SAID METALLIC SUPPORT.
Claim 2
Independent Claim
114 words
A DEVICE FOR THE PRODUCTION OF MATERIALS TUFTED WITH FIBERS, SAID DEVICE COMPRISING A METALLIC SUPPORT; MEANS FOR INTRODUCING THE MATERIALS TO BE TUFTED NTO THE DEVICE SO THAT THEY ARE SUPPORTED BY SAID METAL SUPPORT; AN ELECTRODE SUSPENDED AT A DISTANCE FROM SAID SUPPORT; MEANS FOR GENERATING AN ELECTRIC POTENTIAL DIFFERENCE BETWEEN SAID SUPPORT AND SAID ELECTRODE; MEANS FOR INTRODUCING FIBERS INTO THE ELECTRICAL FIELD EXISTING BETWEEN THE METALIC SUPPORT AND THE ELECTRODE; AT LEAST ONE METALLIC STENCIL ADJUSTABLY DISPOSED BETWEEN SAID ELECTRODE AND METALLIC SUPPORT AND HAVING A PLURALITY OF TEMPLET-SHAPED RECESSES AND OBLIQUELY CUTTING-EDGE SHAPED RIMS; AND MEANS FOR EXERTING A POTENTIAL DIFFERENCE BETWEEN SAID METALLIC STENCIL AND SAID METALLIC SUPPORT.
References Cited (Backward Citations)
US2194253A
Cited
US2097233A
Cited
US2152077A
Cited
US2676841A
Cited
US2686733A
Cited
GB814728A
Cited
US2976839A
Cited
US2986473A
Cited
US3048146A
Cited
US3054697A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |