Patent US3091144A successfully refreshed from Google Patents.
US3091144A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of cutting substances
Assignee: Individual
•
Filing: 1960-01-05
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Granted: 1963-05-28
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Expires: 1980-01-05
Abstract
No abstract record available.
Inventors
- 👤 Villalobos Hum Fernandez-Moran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:01
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/02; G01N1/04; G01N1/06; G01N1/28; G01N1/42; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0405; Y10T83/041; Y10T83/0524; Y10T83/0572
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A METHOD OF PRODUCING SECTIONS OF MOLECULAR THICKNESS HAVING DIMENSIONS OF THE ORDER OF 0.01-0.001 MICRON FROM MACROMOLECULAR SUBSTANCES, WHICH COMPRISES COOLING THE SUBSTANCE TO A TEMPERATURE BELOW ABOUT - 180*C., COOLING A HOLDER FOR THE SUBSTANCE TO BE CUT TO A TEMPERATURE BELOW ABOUT - 180*C., MOUNTING SAID SUBSTANCE TO BE CUT ON SAID HOLDER, ROTATING SAID HOLDER AND THE SUBSTANCE THEREON ADJACENT A DIAMOND KNIFE HAVING AN EDGE THICKNESS OF AT MOST 0.01 MICRON, ALLOWING SAID HOLDER TO EXPAND BY HEATING TO THEREBY CAUSE FEEDING OF SAID SUBSTANCE TO SAID KNIFE, AND CUTTING SAID SUBSTANCE INTO SECTIONS AT A RATE OF THE ORDER OF 100 SEPARATE INDEPENDENT SECTIONS PER SECOND, THE SURROUNDING ATMOSPHERE BEING MAINTAINED BETWEEN - 15*C. AND ROOM TEMPERATURE.
Claim 2
Independent Claim
123 words
A METHOD OF PRODUCING SECTIONS OF MOLECULAR THICKNESS HAVING DIMENSIONS OF THE ORDER OF 0.01-0.001 MICRON FROM MACROMOLECULAR SUBSTANCES, WHICH COMPRISES COOLING THE SUBSTANCE TO A TEMPERATURE BELOW ABOUT - 180*C., COOLING A HOLDER FOR THE SUBSTANCE TO BE CUT TO A TEMPERATURE BELOW ABOUT - 180*C., MOUNTING SAID SUBSTANCE TO BE CUT ON SAID HOLDER, ROTATING SAID HOLDER AND THE SUBSTANCE THEREON ADJACENT A DIAMOND KNIFE HAVING AN EDGE THICKNESS OF AT MOST 0.01 MICRON, ALLOWING SAID HOLDER TO EXPAND BY HEATING TO THEREBY CAUSE FEEDING OF SAID SUBSTANCE TO SAID KNIFE, AND CUTTING SAID SUBSTANCE INTO SECTIONS AT A RATE OF THE ORDER OF 100 SEPARATE INDEPENDENT SECTIONS PER SECOND, THE SURROUNDING ATMOSPHERE BEING MAINTAINED BETWEEN - 15*C. AND ROOM TEMPERATURE.
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) | 1966-05-27 | 1966-11-26 | 1967-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-27 | 1970-11-26 | 1971-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-27 | 1974-11-26 | 1975-05-28 | $7700.00 | Window Closed / Lapsed |