US3323399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for slitting rolls of material
Assignee: Lever Manufacturing Corp
•
Filing: 1965-03-17
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Granted: 1967-06-06
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Expires: 1985-03-17
Abstract
No abstract record available.
Inventors
- 👤 David E Gerstein
- 👤 Leonard A Krautheim
- 👤 Orr William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:23
CPC Classifications
B; B26; B26D; B26D3/00; B26D3/16; D; D06; D06H; D06H7/00; D06H7/04; Y; Y10; Y10T; Y10T82/00; Y10T82/16; Y10T82/16016; Y10T82/16426; Y10T82/16967
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
IN A MACHINE FOR SLITTING ROLLS INTO MULTIPLE NARROW SPOOLS: A ROLL CARRYING MEMBER; MEANS FOR SUBJECTING SAID ROLL CARRYING MEMBER TO A CONDITION OF TENSION; MEANS FOR SECURING A ROLL OF MATERIAL TO SAID ROLL CARRYING MEMBER; AND MEANS FOR DRIVING SAID ROLL CARRYING MEMBER TO EFFECT A TURNING OF SAID ROLL OF MATERIAL.
Claim 2
Dependent Claim
55 words
IN A MACHINE FOR SLITTING ROLLS INTO MULTIPLE NARROW SPOOLS: A ROLL CARRYING MEMBER; MEANS FOR SUBJECTING SAID ROLL CARRYING MEMBER TO A CONDITION OF TENSION; MEANS FOR SECURING A ROLL OF MATERIAL TO SAID ROLL CARRYING MEMBER; AND MEANS FOR DRIVING SAID ROLL CARRYING MEMBER TO EFFECT A TURNING OF SAID ROLL OF MATERIAL.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-05 | 1970-12-05 | 1971-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-05 | 1974-12-05 | 1975-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-05 | 1978-12-05 | 1979-06-06 | $7700.00 | Window Closed / Lapsed |