US2618577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of degreasing and vibratory degreaser
Assignee: Individual
•
Filing: 1946-09-06
•
Granted: 1952-11-18
•
Expires: 1966-09-06
Abstract
No abstract record available.
Inventors
- 👤 John M Bash
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:25
CPC Classifications
B; B08; B08B; B08B3/00; B08B3/04; B08B3/041; B08B3/042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
THE METHOD OF DEGREASING MASSES OF SMALL PARTICLES CLOGGED WITH OIL AND DIRT SUCH AS METAL CHIPS AND SHAVINGS WHICH COMPRISES THE STEPS OF DISTRIBUTING A COMPARATIVELY THIN LAYER OF THE PARTICLES ON A PLATE IMMERSED IN A DEGREASING FLUID, AND OF VIBRATING THE PLATE AT A HIGH FREQUENCY IN THE NEIGHBORHOOD OF SIXTY VIBRATIONS A SECOND.
Claim 2
Independent Claim
57 words
THE METHOD OF DEGREASING MASSES OF SMALL PARTICLES CLOGGED WITH OIL AND DIRT SUCH AS METAL CHIPS AND SHAVINGS WHICH COMPRISES THE STEPS OF DISTRIBUTING A COMPARATIVELY THIN LAYER OF THE PARTICLES ON A PLATE IMMERSED IN A DEGREASING FLUID, AND OF VIBRATING THE PLATE AT A HIGH FREQUENCY IN THE NEIGHBORHOOD OF SIXTY VIBRATIONS A SECOND.
References Cited (Backward Citations)
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US2101840A
Cited
US2183896A
Cited
US2166644A
Cited
US2256700A
Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-18 | 1956-05-19 | 1956-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-18 | 1960-05-19 | 1960-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-18 | 1964-05-19 | 1964-11-18 | $7700.00 | Window Closed / Lapsed |