US2863898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pentachlorobenzenethiolmethyl substituted organosiloxanes
Assignee: Dow Silicones Corp
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Filing: 1957-07-05
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Granted: 1958-12-09
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Expires: 1977-07-05
Abstract
No abstract record available.
Inventors
- 👤 Robert L Merker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:51
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/04; C08G77/22; C08G77/28; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0838; C07F7/21; C08G77/38; C08G77/382; C08G77/392; C10; C10M; C10M3/00; C10M2201/00; C10M2201/04; C10M2201/041; C10M2201/10; C10M2201/105; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/125; C10M2207/129; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
20 words
A PENTACHLOROBENZENETHIOLMETHYL SUBSTITUTED ORGANOSILOXANE IN WHICH AT LEAST 0.1 MOLAR PERCENT OF THE SILOXANE UNITS PRESENT ARE OF THE FORMULA
Claim 2
Dependent Claim
20 words
A PENTACHLOROBENZENETHIOLMETHYL SUBSTITUTED ORGANOSILOXANE IN WHICH AT LEAST 0.1 MOLAR PERCENT OF THE SILOXANE UNITS PRESENT ARE OF THE FORMULA
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) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |