US3296710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Absorbent dryer
Assignee: Rice Barton Corp
•
Filing: 1965-07-15
•
Granted: 1967-01-10
•
Expires: 1985-07-15
Abstract
No abstract record available.
Inventors
- 👤 Krikorian Garo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:02
CPC Classifications
D; D21; D21F; D21F3/00; D21F3/02; D21F3/0281
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
AN ABSORBENT DRYER HAVING, IN COMBINATION, A ROTARY DRYING DRUM AND PRESS ROLL SUPPORTED IN PRESS NIP PRODUCING RELATION, SAID ROTARY DRUM HAVING AN EXTERNAL LAYER OF A POROUS ABSORBENT MATERIAL OF SUFFICIENT HARDNESS TO PREVENT CLOSING OF SAID PORES UNDER THE PRESSURE OF SAID PRESS NIP, STEAM HEATING MEANS EXTENDING WITHIN THE DRUM FOR UNIFORMLY HEATING THE DRUM SURFACE INCLUDING SAID EXTERNAL ABSORBENT LAYER TO A SUFFICIENT DEGREE TO EFFECT
Claim 2
Dependent Claim
71 words
AN ABSORBENT DRYER HAVING, IN COMBINATION, A ROTARY DRYING DRUM AND PRESS ROLL SUPPORTED IN PRESS NIP PRODUCING RELATION, SAID ROTARY DRUM HAVING AN EXTERNAL LAYER OF A POROUS ABSORBENT MATERIAL OF SUFFICIENT HARDNESS TO PREVENT CLOSING OF SAID PORES UNDER THE PRESSURE OF SAID PRESS NIP, STEAM HEATING MEANS EXTENDING WITHIN THE DRUM FOR UNIFORMLY HEATING THE DRUM SURFACE INCLUDING SAID EXTERNAL ABSORBENT LAYER TO A SUFFICIENT DEGREE TO EFFECT
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |