US3073541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for dispensing and automatically dismounting rolls of material
Assignee: Towlsaver Inc
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Filing: 1960-04-01
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Granted: 1963-01-15
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Expires: 1980-04-01
Abstract
No abstract record available.
Inventors
- 👤 J C Layton
- 👤 Jack L Perrin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 10:27
CPC Classifications
A; A47; A47K; A47K10/00; A47K10/24; A47K10/32; A47K10/34; A47K10/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
IN AN APPARATUS FOR DISPENSING AND AUTOMATICALLY DISMOUNTING ROOL MATERIAL, THE COMBINATION OF: A ROOL OF MATERIAL HAVING AN AXIAL BORE EXTENDING CENTRALLY THEREOF AND BEARING SURFACES AT ITS OPPOSITE ECTREMITIES, WITH ONE OF SAID BEARING SURFACES BEING DEFINED BY A PLURALITY OF ADJACENT LAYERS OF ROOL MATERIAL ENCOMPASSING SAID BORE; A FIRST BEARING MEMBER WHOSE DIAMETER IS GREATER THAN SAID BORE AND WHICH HAS A PORTION LOCATED OUTWARDLY OF SAID BORE ENGAGEABLE WITH SAID ONE BEARING SURFACE AND ADAPTED TO SUPPORT THE ASSOCIATED EXTREMITY OF SAID ROLL UNTIL THE PARTIAL EXHAUSTION OF THE MATERIAL ON SAID ROLL CAUSES THE CONSUMPTION OF SAID ONE BEARING SURFACE AND THE DISENGAGEMENT OF SAID EXTREMITY FROM SAID PORTION OF SAID FIRST BEARING MEMBER; AND A SECOND BEARING MEMBER ENGAGEABLE WITH THE BEARING SURFACE AT THE OTHER EXTREMITY OF SAID ROLL.
Claim 2
Dependent Claim
137 words
IN AN APPARATUS FOR DISPENSING AND AUTOMATICALLY DISMOUNTING ROOL MATERIAL, THE COMBINATION OF: A ROOL OF MATERIAL HAVING AN AXIAL BORE EXTENDING CENTRALLY THEREOF AND BEARING SURFACES AT ITS OPPOSITE ECTREMITIES, WITH ONE OF SAID BEARING SURFACES BEING DEFINED BY A PLURALITY OF ADJACENT LAYERS OF ROOL MATERIAL ENCOMPASSING SAID BORE; A FIRST BEARING MEMBER WHOSE DIAMETER IS GREATER THAN SAID BORE AND WHICH HAS A PORTION LOCATED OUTWARDLY OF SAID BORE ENGAGEABLE WITH SAID ONE BEARING SURFACE AND ADAPTED TO SUPPORT THE ASSOCIATED EXTREMITY OF SAID ROLL UNTIL THE PARTIAL EXHAUSTION OF THE MATERIAL ON SAID ROLL CAUSES THE CONSUMPTION OF SAID ONE BEARING SURFACE AND THE DISENGAGEMENT OF SAID EXTREMITY FROM SAID PORTION OF SAID FIRST BEARING MEMBER; AND A SECOND BEARING MEMBER ENGAGEABLE WITH THE BEARING SURFACE AT THE OTHER EXTREMITY OF SAID ROLL.
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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |