US3235915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sliding panel partition
Assignee: EF Hauserman Co
•
Filing: 1961-06-06
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Granted: 1966-02-22
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Expires: 1981-06-06
Abstract
No abstract record available.
Inventors
- 👤 Jame W Glaser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:07
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/06; E05D15/0604; E05D15/0608; E04; E04B; E04B2/00; E04B2/74; E04B2/82; E04B2/827; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/142
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
AN INTERIOR PARTITION CONSTRUCTION COMPRISING A PLURALITY OF INDEPENDENTLY MOVABLE PANELS, LATERALLY OFFSET END EXTENSIONS ON THE ENDS OF CERTAIN PANELS, AND SOUND SEAL MEANS LATERALLY ADJACENT SAID EXTENSIONS ADAPTED TO RECEIVE THEREIN SAID EXTENSIONS ON ADJACENT PANELS, SAID SOUND SEAL MEANS BEING U-SHAPED AND SAID EXTENSIONS AND SOUND SEAL MEANS BEING ADAPTED TO FORM A DOUBLE TONGUE AND GROOVE JOINT THEREBETWEEN.
Claim 2
Dependent Claim
62 words
AN INTERIOR PARTITION CONSTRUCTION COMPRISING A PLURALITY OF INDEPENDENTLY MOVABLE PANELS, LATERALLY OFFSET END EXTENSIONS ON THE ENDS OF CERTAIN PANELS, AND SOUND SEAL MEANS LATERALLY ADJACENT SAID EXTENSIONS ADAPTED TO RECEIVE THEREIN SAID EXTENSIONS ON ADJACENT PANELS, SAID SOUND SEAL MEANS BEING U-SHAPED AND SAID EXTENSIONS AND SOUND SEAL MEANS BEING ADAPTED TO FORM A DOUBLE TONGUE AND GROOVE JOINT THEREBETWEEN.
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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) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |