Patent US5572052A successfully refreshed from Google Patents.
Patent US3607472A successfully refreshed from Google Patents.
US3607472A
Expired / Lapsed
US
⏱️ 0.0 years remaining
White smoke composition containing red phophorous
Assignee: United States Department of the Navy
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Filing: 1969-11-12
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Granted: 1971-09-21
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Expires: 1989-11-12
Abstract
Abstract A white smoke producing composition comprised of between 8 and 12 percent of magnesium, between 30 and 34 percent of magnesium dioxide, between 0 manganese 3 percent of zinc oxide, between 0 and 4 percent of lead dioxide, between 38 and 45 percent of red phosphorus and between 10 and 18 percent of a resinuous binder.
Inventors
- 👤 Bernard E Douda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:32
CPC Classifications
C; C06; C06D; C06D3/00; C06B; C06B39/00; C06B39/06; Y; Y10; Y10S; Y10S149/00; Y10S149/117
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
26 words
A white smoke-generating composition as set forth in claim 1 wherein said resinous binder is selected from the group consisting of epoxy resin and epoxy-polyglycol resin.
Claim 2
Dependent Claim
17 words
A white smoke-generating composition as set forth in claim 1 wherein said resinous binder is epoxy resin.
Claim 3
Dependent Claim
17 words
A white smoke-generating composition as set forth in claim 1 wherein said resinous binder is epoxy-polyglycol resin.
Claim 4
Dependent Claim
32 words
A white smoke-generating composition as set forth in claim 4 wherein said resinous binder is comprised, by weight, of about 62 percent of polyglycol resin and about 38 percent of epoxy resin.
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) | 1974-09-20 | 1975-03-22 | 1975-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-20 | 1979-03-22 | 1979-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-20 | 1983-03-22 | 1983-09-21 | $7700.00 | Window Closed / Lapsed |