Patent US3332895A successfully refreshed from Google Patents.
US3332895A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cellular polylactam article containing fibers
Assignee: EIDP Inc
•
Filing: 1964-09-28
•
Granted: 1967-07-25
•
Expires: 1984-09-28
Abstract
No abstract record available.
Inventors
- 👤 George E Munn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:24
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/0085; C08G; C08G69/00; C08G69/02; C08G69/08; C08G69/14; C08G69/16; C08G69/18; C08K; C08K3/00; C08K3/18; C08K3/20; C08K3/22; C08K3/24; C08K3/26; C08K3/34; C08K7/00; C08K7/02; C08K7/04; C08K7/08; C08K7/10; C08K7/14; C08J2377/00; C08J2377/02; Y; Y10; Y10S; Y10S264/00; Y10S264/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A CELLULAR POLYLACTAM ARTICLE COMPRISING CELLS SEPARATED BY SOLIDS, THE VOLUME PERCENT OF SAID SOLIDS BEING 10-80%, 5-50 WEIGHT PERCENT OF SAID SOLIDS BEING SHORT FIBERS OF INERT MATERIAL HAVING A MODULUS OF 5X10**6 P.S.I. TO 30X10**6 P.S.I., SAID FIBERS HAVING A CROSS-SECTIONAL DIMENTION D OF 0.1-1 MIL AND A LENGTH OF FROM THREE TIMES D TO 125 MILS, SAID FIBERS DISPOSED SUBSTANTIALLY EXCLUSIVELY IN THE WALLS OF SAID CELLS, THE LONG DIMENSION OF SAID FIBERS BEING SUBSTANTIALLY PARALLEL TO THE SURFACE OF SAID CELLS.
Claim 2
Dependent Claim
85 words
A CELLULAR POLYLACTAM ARTICLE COMPRISING CELLS SEPARATED BY SOLIDS, THE VOLUME PERCENT OF SAID SOLIDS BEING 10-80%, 5-50 WEIGHT PERCENT OF SAID SOLIDS BEING SHORT FIBERS OF INERT MATERIAL HAVING A MODULUS OF 5X10**6 P.S.I. TO 30X10**6 P.S.I., SAID FIBERS HAVING A CROSS-SECTIONAL DIMENTION D OF 0.1-1 MIL AND A LENGTH OF FROM THREE TIMES D TO 125 MILS, SAID FIBERS DISPOSED SUBSTANTIALLY EXCLUSIVELY IN THE WALLS OF SAID CELLS, THE LONG DIMENSION OF SAID FIBERS BEING SUBSTANTIALLY PARALLEL TO THE SURFACE OF SAID CELLS.
References Cited (Backward Citations)
US3017391A
Cited
US3166533A
Cited
US3207729A
Cited
US3214415A
Cited
US3207713A
Cited
US3216977A
Cited
US3206418A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |