Patent US2812263A successfully refreshed from Google Patents.
US2812263A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polish
Assignee: SC Johnson and Son Inc
•
Filing: 1949-03-10
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Granted: 1957-11-05
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Expires: 1969-03-10
Abstract
No abstract record available.
Inventors
- 👤 Henry C Geen
- 👤 James D Quist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:41
CPC Classifications
C; C09; C09G; C09G1/00; C09G1/06; C09G1/08; C09G1/10; C09G1/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A FILM FORMING PROTECTIVE COMPOSITION CONSISTING ESSENTIALLY OF NAPHTHA, WAX, AND A LIQUID DIMETHYL POLYSILOXANE HAVING A VISCOSITY WITHIN A RANGE OF FROM 200-400 CENTISTOKES AT 25*C., SAID DIMETHYLPOLYSILOXANE BEING PRESENT IN A QUANTITY BY WEIGHT OF FROM ONE PART OF WEIGHT OF DIMETHYL-POLYSILOXANE PER FOUR PARTS OF WAX, TO TWO PARTS BY WEIGHT OF DIMETHYL-POLYSILOXANE PER ONE PART BY WEIGHT OF WAX, THE MAJOR PORTION BY WEIGHT OF THE COMPOSITION CONSISTING OF SAID NAPHTHA.
Claim 2
Dependent Claim
75 words
A FILM FORMING PROTECTIVE COMPOSITION CONSISTING ESSENTIALLY OF NAPHTHA, WAX, AND A LIQUID DIMETHYL POLYSILOXANE HAVING A VISCOSITY WITHIN A RANGE OF FROM 200-400 CENTISTOKES AT 25*C., SAID DIMETHYLPOLYSILOXANE BEING PRESENT IN A QUANTITY BY WEIGHT OF FROM ONE PART OF WEIGHT OF DIMETHYL-POLYSILOXANE PER FOUR PARTS OF WAX, TO TWO PARTS BY WEIGHT OF DIMETHYL-POLYSILOXANE PER ONE PART BY WEIGHT OF WAX, THE MAJOR PORTION BY WEIGHT OF THE COMPOSITION CONSISTING OF SAID NAPHTHA.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-04 | 1961-05-06 | 1961-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-04 | 1965-05-06 | 1965-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-04 | 1969-05-06 | 1969-11-05 | $7700.00 | Window Closed / Lapsed |