US2693429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for coating filaments
Assignee: Owens Corning
•
Filing: 1950-06-03
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Granted: 1954-11-02
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Expires: 1970-06-03
Abstract
No abstract record available.
Inventors
- 👤 Adelbert C Radtke
- 👤 Eletcher Ed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:54
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/12; C03C25/20; Y; Y10; Y10S; Y10S118/00; Y10S118/20
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
94 words
APPARATUS FOR COATING FILAMENTOUS MATERIAL COMPRISING A RECEPTACLE ADATED TO CONTAIN A SUPPLY OF COATING MATERIAL AND DIVIDED INTO MELTING AND DELIVERING ZONES, MEANS FOR HEATING SAID RECEPTACLE, AN APPLICATOR ROLL JOURNALLY SUPPORTED IN SAID DELIVERY ZONE, MEANS ENGAGING THE MATERIAL IN THE DELIVERY ZONE FOR TRANSFERRING THE COATING MATERIAL TO SAID ROLL. MEANS FOR CONTINUOUSLY ROTATING THE ROLL, MEANS FOR HEATING SAID ROLL, AND MEANS FOR ESTABLISHING A FILM OF COATING MATERIAL ON THE ROLL OF TRANSFERRING A PREDETERMINED AMOUNT OF SAID COATING MATERIAL FROM SAID APPLICATOR ROLL TO FILAMENTS TO BE COATED.
Claim 2
Dependent Claim
94 words
APPARATUS FOR COATING FILAMENTOUS MATERIAL COMPRISING A RECEPTACLE ADATED TO CONTAIN A SUPPLY OF COATING MATERIAL AND DIVIDED INTO MELTING AND DELIVERING ZONES, MEANS FOR HEATING SAID RECEPTACLE, AN APPLICATOR ROLL JOURNALLY SUPPORTED IN SAID DELIVERY ZONE, MEANS ENGAGING THE MATERIAL IN THE DELIVERY ZONE FOR TRANSFERRING THE COATING MATERIAL TO SAID ROLL. MEANS FOR CONTINUOUSLY ROTATING THE ROLL, MEANS FOR HEATING SAID ROLL, AND MEANS FOR ESTABLISHING A FILM OF COATING MATERIAL ON THE ROLL OF TRANSFERRING A PREDETERMINED AMOUNT OF SAID COATING MATERIAL FROM SAID APPLICATOR ROLL TO FILAMENTS TO BE COATED.
Claim 3
Independent Claim
76 words
THE METHOD OF COATING FILAMENTOUS MATERIAL WHICH COMPRISES THE STEPS OF ESTABLISHING A SUPPLY BODY OF COATING MATERIAL, FLOWING SAID BODY OF MATERIAL SUCCESSIVELY THROUGH A PLURALITY OF ZONES, INDEPENDENTLY HEATING SAID ZONES, TRANSFERRING SAID COATING MATERIAL FROM SAID SUPPLY BODY TO A POINT OF DISCHARGE, APPLYING SAID COATING TO FILAMENTS PASSING SAID POINT OF DISCHARGE, AND INCREASING THE TEMPERATURE OF SAID MATERIAL AT THE POINT OF DISCHARGE PRIOR TO DISCHARGING THE MATERIAL ONTO SAID FILAMENTS.
Claim 4
Independent Claim
76 words
THE METHOD OF COATING FILAMENTOUS MATERIAL WHICH COMPRISES THE STEPS OF ESTABLISHING A SUPPLY BODY OF COATING MATERIAL, FLOWING SAID BODY OF MATERIAL SUCCESSIVELY THROUGH A PLURALITY OF ZONES, INDEPENDENTLY HEATING SAID ZONES, TRANSFERRING SAID COATING MATERIAL FROM SAID SUPPLY BODY TO A POINT OF DISCHARGE, APPLYING SAID COATING TO FILAMENTS PASSING SAID POINT OF DISCHARGE, AND INCREASING THE TEMPERATURE OF SAID MATERIAL AT THE POINT OF DISCHARGE PRIOR TO DISCHARGING THE MATERIAL ONTO SAID FILAMENTS.
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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) | 1957-11-01 | 1958-05-03 | 1958-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-01 | 1962-05-03 | 1962-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-01 | 1966-05-03 | 1966-11-02 | $7700.00 | Window Closed / Lapsed |