US2846323A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mold lubricants for glass
Assignee: Dow Silicones Corp
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Filing: 1956-03-12
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Granted: 1958-08-05
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Expires: 1976-03-12
Abstract
No abstract record available.
Inventors
- 👤 Oppliger Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:18
CPC Classifications
C; C03; C03B; C03B40/00; C03B40/02; B; B29; B29C; B29C33/00; B29C33/56; B29C33/60; B29C33/62; B29C33/64; C10; C10M; C10M173/00; C10M2201/00; C10M2201/02; C10M2201/04; C10M2201/041; C10M2201/042; C10M2203/00; C10M2203/10; C10M2203/102; C10M2203/104; C10M2203/106; C10M2203/108; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/109; C10M2219/00; C10M2219/04; C10M2219/044; C10M2229/00; C10M2229/04; C10M2229/041; C10N; C10N2040/00; C10N2040/30; C10N2040/32; C10N2040/34; C10N2040/36; C10N2040/38; C10N2040/40; C10N2040/42; C10N2040/44; C10N2040/50; C10N2050/00; C10N2050/01
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
45 words
A MOLD RELEASE FOR GLASS CONSISTING ESSENTIALLY OF AN OIL-IN-WATER EMULSION OF FROM .1 TO 1% BY WEIGHT METHYLPOLYSILOXANE FLUID, FROM .1 TO 2% BY WEIGHT OF PARAFFIN OIL, FROM .002 TO .05% BY WEIGHT COLLOIDAL GRAPHITE, EMUSLIFYING AGENT AND THE REMAINDER BEING ESSENTIALLY WATER.
References Cited (Backward Citations)
US2549535A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |