US2770940A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass fiber twine and method of manufacturing the same
Assignee: Owens Corning
•
Filing: 1952-07-12
•
Granted: 1956-11-20
•
Expires: 1972-07-12
Abstract
No abstract record available.
Inventors
- 👤 Albert R Morrison
- 👤 Harland E Fargo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:45
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/02; D02G3/16; D02G3/18; D02G3/182; D02G3/187; D02G3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A PAPER-GLASS FIBER TWINE CONSISTING IN A CORE OF ADHESIVE BONDED, LATERALLY COMPACTED, PAPER AND AN EXTERIOR SHEATH OF SPIRALLY PARALLEL CONTINUOUS FILAMENT GLASS FIBER STRANDS ADHERED TOGETHER AND TO SAID CORE BY A FLEXIBLE ADHESIVE.
Claim 2
Dependent Claim
36 words
A PAPER-GLASS FIBER TWINE CONSISTING IN A CORE OF ADHESIVE BONDED, LATERALLY COMPACTED, PAPER AND AN EXTERIOR SHEATH OF SPIRALLY PARALLEL CONTINUOUS FILAMENT GLASS FIBER STRANDS ADHERED TOGETHER AND TO SAID CORE BY A FLEXIBLE ADHESIVE.
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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) | 1959-11-20 | 1960-05-21 | 1960-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-20 | 1964-05-21 | 1964-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-20 | 1968-05-21 | 1968-11-20 | $7700.00 | Window Closed / Lapsed |