US3022607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sound deadening tile
Assignee: Commonwealth Engineering Company of Ohio
•
Filing: 1953-12-01
•
Granted: 1962-02-27
•
Expires: 1973-12-01
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry A Toulmin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:19
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/82; E04B1/84; E04B1/8409; E04B2001/8263; E04B2001/8423; E04B2001/8433; E04B2001/8442
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
A SOUND-INSULATING MEMBER COMPRISING A CERAMIC TILE HAVING A RIGID GENERALLY FLAT BODY PORTION, A PERIPHERAL LIP ON SAID BODY PORTION TURNED INWARDLY TOWARD
Claim 2
Dependent Claim
24 words
A SOUND-INSULATING MEMBER COMPRISING A CERAMIC TILE HAVING A RIGID GENERALLY FLAT BODY PORTION, A PERIPHERAL LIP ON SAID BODY PORTION TURNED INWARDLY TOWARD
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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) | 1965-02-26 | 1965-08-28 | 1966-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-26 | 1969-08-28 | 1970-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-26 | 1973-08-28 | 1974-02-27 | $7700.00 | Window Closed / Lapsed |