US3140564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sound insulating apparatus having movable partition
Assignee: Mohasco Industries Inc
•
Filing: 1961-02-20
•
Granted: 1964-07-14
•
Expires: 1981-02-20
Abstract
No abstract record available.
Inventors
- 👤 Chapman Dave
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:54
CPC Classifications
E; E06; E06B; E06B7/00; E06B7/16; E06B7/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
APPARATUS FOR ATTENUATING THE PASSAGE OF SOUND WAVES COMPRISING, FIXEDLY DISPOSED FRAMING STRUCTURE FORMING A RECESS, A MOVABLE SOUND INSULATING PARTITION, AN EDGE ON SAID PARTITION, SAID PARTITION BEING OPERATIVELY ASSOCIATED WITH SAID STRUCTURE FOR MOVING SAID EDGE ADJACENT TO SAID RECESS, A RIGID SOUND INSULATING BARRIER MEMBER, AND MEANS FOR SUPPORTING SAID BARRIER MEMBER ON SAID FRAMING STRUCTURE IN SAID RECESS, SAID BARRIER MEMBER BEING OPERATIVELY ASSOCIATED WITH SAID FRAMING STRUCTURE AND SAID EDGE FOR ATTENUATING THE PASSAGE OF SOUND WAVES AROUND SAID EDGE.
Claim 2
Dependent Claim
85 words
APPARATUS FOR ATTENUATING THE PASSAGE OF SOUND WAVES COMPRISING, FIXEDLY DISPOSED FRAMING STRUCTURE FORMING A RECESS, A MOVABLE SOUND INSULATING PARTITION, AN EDGE ON SAID PARTITION, SAID PARTITION BEING OPERATIVELY ASSOCIATED WITH SAID STRUCTURE FOR MOVING SAID EDGE ADJACENT TO SAID RECESS, A RIGID SOUND INSULATING BARRIER MEMBER, AND MEANS FOR SUPPORTING SAID BARRIER MEMBER ON SAID FRAMING STRUCTURE IN SAID RECESS, SAID BARRIER MEMBER BEING OPERATIVELY ASSOCIATED WITH SAID FRAMING STRUCTURE AND SAID EDGE FOR ATTENUATING THE PASSAGE OF SOUND WAVES AROUND SAID EDGE.
References Cited (Backward Citations)
US2151033A
Cited
US800882A
Cited
US682338A
Cited
US1698744A
Cited
US1721828A
Cited
US1882951A
Cited
US1922694A
Cited
US2085436A
Cited
GB461706A
Cited
GB513580A
Cited
US2590204A
Cited
GB733306A
Cited
US2922202A
Cited
US2903055A
Cited
AU518331B2
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |