US2742374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sound deadening sheet material and bonding materials therefor
Assignee: Philip Carey Manufacturing Co
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Filing: 1953-04-01
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Granted: 1956-04-17
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Expires: 1973-04-01
Abstract
No abstract record available.
Inventors
- 👤 Groskopf Edwin Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:19
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/82; E04B1/84; E04B1/8409; C; C08; C08L; C08L95/00; C08L95/005; E04B2001/742
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A FILLED ASPHALTIC EMULSIVE MIX FOR INCORPORATION IN SOUND DEADENING SHEET MATERIAL COMPOSED OF ABOUT 75 PER CENT BY WEIGHT OF FINELY DIVIDED MINERAL MATTER, ABOUT 15 PER CENT OF BITUMEN AND ABOUT 10 PER CENT OF WATER.
Claim 2
Dependent Claim
38 words
A FILLED ASPHALTIC EMULSIVE MIX FOR INCORPORATION IN SOUND DEADENING SHEET MATERIAL COMPOSED OF ABOUT 75 PER CENT BY WEIGHT OF FINELY DIVIDED MINERAL MATTER, ABOUT 15 PER CENT OF BITUMEN AND ABOUT 10 PER CENT OF WATER.
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) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |