US3244545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cellular resins reinforced with siliceous material
Assignee: Owens Corning
•
Filing: 1961-05-10
•
Granted: 1966-04-05
•
Expires: 1981-05-10
Abstract
No abstract record available.
Inventors
- 👤 Marzocchi Alfred
- 👤 James M O'flahavan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:11
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/0085; C08K; C08K7/00; C08K7/02; C08K7/04; C08K7/14; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249986; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964; Y10T428/298; Y10T442/00; Y10T442/30; Y10T442/3049
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A METHOD FOR THE PREPARATION OF A LOW DENSITY, EXTENSIBLE FIBROUS GLASS YARN COMPRISING THROUGHLY IMPREGNATING A BUNDLE COMPRISING A PLURALITY OF CONTINUOUS GLASS FIBERS GROUPED IN A SUBSTANTIALLY PARALLEL RELATIONSHIP WITH A FOAMABLE SYNTHETIC RESIN BY OPENING SAID BUNDLE TO COAT EACH INDIVIDUAL FIBER, CURING SAID RESIN, AND FOAMING SAID RESIN TO LATERALLY DISPLACE SAID FIBERS INDIVIDUALLY AND DISPERSE SAID FIBERS THROUGHOUT A CELLULAR MATRIX COMPRISING THE FOAMED PRODUCT OF SAID SYNTHETIC RESIN.
Claim 2
Independent Claim
74 words
A METHOD FOR THE PREPARATION OF A LOW DENSITY, EXTENSIBLE FIBROUS GLASS YARN COMPRISING THROUGHLY IMPREGNATING A BUNDLE COMPRISING A PLURALITY OF CONTINUOUS GLASS FIBERS GROUPED IN A SUBSTANTIALLY PARALLEL RELATIONSHIP WITH A FOAMABLE SYNTHETIC RESIN BY OPENING SAID BUNDLE TO COAT EACH INDIVIDUAL FIBER, CURING SAID RESIN, AND FOAMING SAID RESIN TO LATERALLY DISPLACE SAID FIBERS INDIVIDUALLY AND DISPERSE SAID FIBERS THROUGHOUT A CELLULAR MATRIX COMPRISING THE FOAMED PRODUCT OF SAID SYNTHETIC RESIN.
References Cited (Backward Citations)
US1667408A
Cited
US2176835A
Cited
US2302790A
Cited
US2373401A
Cited
US2639759A
Cited
US2805640A
Cited
US2763563A
Cited
US2893892A
Cited
US2721811A
Cited
US2917472A
Cited
US2972554A
Cited
US3022210A
Cited
US2999041A
Cited
US3062682A
Cited
US3091019A
Cited
US3018267A
Cited
US2993871A
Cited
US2964825A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |