Patent US4921671A successfully refreshed from Google Patents.
Patent US2914845A successfully refreshed from Google Patents.
US3090701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of precoating and coating glass fibers and article produced thereby
Assignee: Owens Corning
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Filing: 1960-03-21
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Granted: 1963-05-21
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Expires: 1980-03-21
Abstract
No abstract record available.
Inventors
- 👤 Shulver William
- 👤 Gerald W Guyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:08
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C03C25/255; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
COATED STRANDS COMPRISING: (A) A PLURALITY OF CONTINUOUS GLASS FIBERS IN A SUBSTANTIALLY PARALLEL RELATIONSHIP AND A COATING SYSTEM UPON THE SURFACES OF SAID FIBERS AND CONSISTING ESSENTIALLY OF: (1) A FIRST COATING ADJACENT TO AND IN INTIMATE ENGAGEMENT WITH SAID SURFACES, AND CONSISTING ESSENTIALLY OF THE DRIED RESIDUE OF A SOLUTION OF A POLYETHYLENE DRIVATIVE SELECTED FROM THE GROUP CONSISTING OF ETHYLENE GLYCOL FATTY ACID ESTERS AND ETHYLENE OXIDE CONDENSATES, AND (2) SUPERIMPOSED UPON AID FIRST COATING, AN EXTERIOR SECOND COATING CONSISTING ESSENTIALLY OF THE DIRED RESIDUE OF A LIQUID DISPERSION OF POLYTETRAFLUOROETHYLENE.
Claim 2
Dependent Claim
94 words
COATED STRANDS COMPRISING: (A) A PLURALITY OF CONTINUOUS GLASS FIBERS IN A SUBSTANTIALLY PARALLEL RELATIONSHIP AND A COATING SYSTEM UPON THE SURFACES OF SAID FIBERS AND CONSISTING ESSENTIALLY OF: (1) A FIRST COATING ADJACENT TO AND IN INTIMATE ENGAGEMENT WITH SAID SURFACES, AND CONSISTING ESSENTIALLY OF THE DRIED RESIDUE OF A SOLUTION OF A POLYETHYLENE DRIVATIVE SELECTED FROM THE GROUP CONSISTING OF ETHYLENE GLYCOL FATTY ACID ESTERS AND ETHYLENE OXIDE CONDENSATES, AND (2) SUPERIMPOSED UPON AID FIRST COATING, AN EXTERIOR SECOND COATING CONSISTING ESSENTIALLY OF THE DIRED RESIDUE OF A LIQUID DISPERSION OF POLYTETRAFLUOROETHYLENE.
References Cited (Backward Citations)
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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) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |