US3340083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass mat fibers bonded together by a polyester composition
Assignee: Owens Corning
•
Filing: 1963-05-06
•
Granted: 1967-09-05
•
Expires: 1983-05-06
Abstract
No abstract record available.
Inventors
- 👤 Robitschek Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:06
CPC Classifications
C; C08; C08L; C08L67/00; C08L67/06; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C03C25/32; C03C25/323; C08G; C08G63/00; C08G63/02; C08G63/12; C08G63/16; C08G63/18; C08G63/181; C08G63/52; C08G63/54; C08G63/66; C08G63/668; C08G63/672; C08G63/676; C08K; C08K7/00; C08K7/02; C08K7/04; C08K7/14; C08L67/02; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964; Y10T428/31504; Y10T428/31786
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A METHOD FOR PRODUCING A BONDED GLASS FIBER MAT WHICH INCLUDES THE STEPS OF APPLYING TO AN UNBONDED GLASS FIBER MAT A POLYESTER OF SUBSTANTIALLY EQUIMOLECULAR PROPORTIONS OF AT LEAST ONE GLYCOL AND AT LEAST ONE DICARBOXYLIC ACID WHEREIN THE GLYCOL CONSISTS ESSENTIALLY OF FROM 75 PERCENT TO 100 PERCENT OF ONE HAVING THE GENERIC FORMULA
Claim 2
Independent Claim
56 words
A METHOD FOR PRODUCING A BONDED GLASS FIBER MAT WHICH INCLUDES THE STEPS OF APPLYING TO AN UNBONDED GLASS FIBER MAT A POLYESTER OF SUBSTANTIALLY EQUIMOLECULAR PROPORTIONS OF AT LEAST ONE GLYCOL AND AT LEAST ONE DICARBOXYLIC ACID WHEREIN THE GLYCOL CONSISTS ESSENTIALLY OF FROM 75 PERCENT TO 100 PERCENT OF ONE HAVING THE GENERIC FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |