US2659704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-spraying artificial snow composition
Assignee: Protective Coatings Corp
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Filing: 1953-08-31
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Granted: 1953-11-17
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Expires: 1973-08-31
Abstract
No abstract record available.
Inventors
- 👤 Robert J Kerr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:07
CPC Classifications
A; A63; A63J; A63J5/00; A63J5/02; A63J5/028
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A COMPOSITION COMPRISING 5-15% OF A C12-C18 FATTY ACID, 21/2-81/2% OF A SYNTHETIC RESIN POLYMER, 10-40% OF A SOLVENT FOR THE ACID AND THE RESIN, AND THE BALANCE CONSISTING ESSENTIALLY OF A POLYHALOGENATED LOWER ALKANE REFRIGERANT PROPELLANT, SAID RESIN BEING A POLYMER OF AN ESTER SELECTED FROM THE GROUP CONSISTING OF VINYL ACETATE AND AN ESTER HAVING THE FORMULA:
Claim 2
Dependent Claim
59 words
A COMPOSITION COMPRISING 5-15% OF A C12-C18 FATTY ACID, 21/2-81/2% OF A SYNTHETIC RESIN POLYMER, 10-40% OF A SOLVENT FOR THE ACID AND THE RESIN, AND THE BALANCE CONSISTING ESSENTIALLY OF A POLYHALOGENATED LOWER ALKANE REFRIGERANT PROPELLANT, SAID RESIN BEING A POLYMER OF AN ESTER SELECTED FROM THE GROUP CONSISTING OF VINYL ACETATE AND AN ESTER HAVING THE FORMULA:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-16 | 1957-05-18 | 1957-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-16 | 1961-05-18 | 1961-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-16 | 1965-05-18 | 1965-11-17 | $7700.00 | Window Closed / Lapsed |