US3109703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the production of cleaning devices
Assignee: Nylonge Corp
•
Filing: 1961-02-06
•
Granted: 1963-11-05
•
Expires: 1981-02-06
Abstract
No abstract record available.
Inventors
- 👤 Politzer Alfred
- 👤 Teng James
- 👤 Pekarek Frank
- 👤 Alvin B Shockley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:57
CPC Classifications
B; B29; B29C; B29C44/00; A; A47; A47K; A47K7/00; A47K7/02; Y; Y10; Y10S; Y10S264/00; Y10S264/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
THE IMPROVED METHOD OF PRODUCING A REGENERATED CELLULOSE SPONGE HAVING A NON-WOVEN THERMOPLASTIC FIBER MAT ADHERENT TO A FACE THEREOF COMPRISING DEPOSITING ON ONLY ONE FACE OF SAID FIBROUS MAT IN A SUBSTANTIALLY UNIMPEDED STATE A LAYER OF A SPONGE FORMING VISCOSE MASS UNDER A PRESSURE SUFFICIENT TO EFFECT THE EMBEDMENT OF SAID MAT FACE IN SAID VISCOSE MASS FOR A FRACTION OF THE
Claim 2
Dependent Claim
64 words
THE IMPROVED METHOD OF PRODUCING A REGENERATED CELLULOSE SPONGE HAVING A NON-WOVEN THERMOPLASTIC FIBER MAT ADHERENT TO A FACE THEREOF COMPRISING DEPOSITING ON ONLY ONE FACE OF SAID FIBROUS MAT IN A SUBSTANTIALLY UNIMPEDED STATE A LAYER OF A SPONGE FORMING VISCOSE MASS UNDER A PRESSURE SUFFICIENT TO EFFECT THE EMBEDMENT OF SAID MAT FACE IN SAID VISCOSE MASS FOR A FRACTION OF THE
References Cited (Backward Citations)
US2371155A
Cited
US1117604A
Cited
US1528537A
Cited
US2183255A
Cited
US2133805A
Cited
US2313125A
Cited
US2639966A
Cited
US2665450A
Cited
US2727278A
Cited
US2786790A
Cited
US2827661A
Cited
US2913772A
Cited
GB794454A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |