US3329049A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymer chip cutter
Assignee: Imperial Chemical Industries Ltd
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Filing: 1965-03-29
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Granted: 1967-07-04
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Expires: 1985-03-29
Abstract
No abstract record available.
Inventors
- 👤 Hubbard Terence Phillip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:53
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/25; B26D1/34; B26D1/38; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0524; Y10T83/0538; Y10T83/0548; Y10T83/0562; Y10T83/465; Y10T83/4766; Y10T83/4795; Y10T83/4798; Y10T83/647; Y10T83/6476; Y10T83/6489; Y10T83/6491; Y10T83/929; Y10T83/9372; Y10T83/9408
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
87 words
A PROCESS FOR CUTTING AN ELONGATED SHEET OF MATERIAL INTO A PLURALITY OF SMALL PARTICLES COMPRISING CONTINUOUSLY SLITTING SAID SHEET FROM END TO END WITH A PLURALITY OF PARALLEL LONGITUDINAL CUTS EACH OF WHICH IS DISCONTINUOUS ALONG A PORTION OF ITS LENGTH, THEREBY PROVIDING A PLURALITY OF STRIPS WHICH ARE RETAINED IN FIXED SPATIAL RELATIONSHIP TO EACH OTHER BY UNCUT PORTIONS; AND CONTINUOUSLY CROSS-CUTTING THE PLURALITY OF STRIPS AT INTERVALS SUCH THAT THE LENGTHS OF SAID UNCUT PORTIONS IS NO GREATER THAN THE DISTANCE BETWEEN SUCCESSIVE CROSS-CUTS.
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) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |