US3377652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the production of artificial sponge
Assignee: Nylonge Corp
•
Filing: 1964-09-24
•
Granted: 1968-04-16
•
Expires: 1984-09-24
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
2026-10-24 19:11
CPC Classifications
B; B29; B29C; B29C44/00; Y; Y10; Y10S; Y10S425/00; Y10S425/013
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
AN APPARATUS FOR THE CONTINUOUS PRODUCTION OF ARTIFICIAL SPONGE COMPRISING A LONGITUDINALLY EXTENDING FIRST ENDLESS BAND HAVING AN UPPER RUN ADVANCING FROM A TRAILING TO A LEADING END, A LONGITUDINALLY EXTENDING SECOND ENDLESS BAND DISPOSED ALONG THE TRAILING SECTION OF SAID FIRST BAND AND HAVING A LOWER RUN OF LESSER LENGTH THAN DISPOSED ABOVE AND SUBSTANTIALLY LPARALLEL TO SAID FIRST BAND UPPER RUN AND ADVANCING ALONG SAID LOWER RUN AT SUBSTANTIALLY THE SAME SPEED AND IN THE SAME DIRECTION AS SAID FIRST BAND UPPER RUN, SAID FIRST BAND BEING SUBSTANTIALLY FLAT ALONG SAID UPPER RUN COEXTENSIVE WITH SAID SECOND BAND LOWER RUN AND BEING TRANSVERSELY UPWARDLY CROWNED ALONG AT LEAST PART OF SAID UPPER RUN FORWARD OF SAID SECOND BAND, MEANS FOR DEPOSITION A LAYER OF A SPONGE FORMING MASS ON SAID FIRST BAND UPPER RUN AT A POINT TRAILING SAID SECOND BAND, AND A PAIR OF ELECTRODES EXTENDING LONGITUDINALLY ALONG THE SIDE BORDERS OF SAID FIRST BAND UPPER RUN AND SAID SECOND BAND LOWER RUN AND FORWARDLY BEYOND THE LEADING END OF SAID SECOND BAND AND CONNECTED TO A SOURCE OF CURRENT.
Claim 2
Independent Claim
183 words
AN APPARATUS FOR THE CONTINUOUS PRODUCTION OF ARTIFICIAL SPONGE COMPRISING A LONGITUDINALLY EXTENDING FIRST ENDLESS BAND HAVING AN UPPER RUN ADVANCING FROM A TRAILING TO A LEADING END, A LONGITUDINALLY EXTENDING SECOND ENDLESS BAND DISPOSED ALONG THE TRAILING SECTION OF SAID FIRST BAND AND HAVING A LOWER RUN OF LESSER LENGTH THAN DISPOSED ABOVE AND SUBSTANTIALLY LPARALLEL TO SAID FIRST BAND UPPER RUN AND ADVANCING ALONG SAID LOWER RUN AT SUBSTANTIALLY THE SAME SPEED AND IN THE SAME DIRECTION AS SAID FIRST BAND UPPER RUN, SAID FIRST BAND BEING SUBSTANTIALLY FLAT ALONG SAID UPPER RUN COEXTENSIVE WITH SAID SECOND BAND LOWER RUN AND BEING TRANSVERSELY UPWARDLY CROWNED ALONG AT LEAST PART OF SAID UPPER RUN FORWARD OF SAID SECOND BAND, MEANS FOR DEPOSITION A LAYER OF A SPONGE FORMING MASS ON SAID FIRST BAND UPPER RUN AT A POINT TRAILING SAID SECOND BAND, AND A PAIR OF ELECTRODES EXTENDING LONGITUDINALLY ALONG THE SIDE BORDERS OF SAID FIRST BAND UPPER RUN AND SAID SECOND BAND LOWER RUN AND FORWARDLY BEYOND THE LEADING END OF SAID SECOND BAND AND CONNECTED TO A SOURCE OF CURRENT.
References Cited (Backward Citations)
US311261A
Cited
US1812854A
Cited
US2346765A
Cited
US2441235A
Cited
US2395920A
Cited
US2775257A
Cited
US2841827A
Cited
US3009209A
Cited
US2929793A
Cited
US3039137A
Cited
US3178768A
Cited
US3040381A
Cited
US3067469A
Cited
US3048888A
Cited
US3109703A
Cited
US3171872A
Cited
US3142714A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-16 | 1971-10-16 | 1972-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-16 | 1975-10-16 | 1976-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-16 | 1979-10-16 | 1980-04-16 | $7700.00 | Window Closed / Lapsed |