US3482505A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air distributing acoustical ceiling units and insulating batts therefor
Assignee: Hospitality Homes
•
Filing: 1968-04-10
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Granted: 1969-12-09
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Expires: 1988-04-10
Abstract
No abstract record available.
Inventors
- 👤 Andrew H Sawyer
- 👤 Mark Dobbins
- 👤 Richard H Lloyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:57
CPC Classifications
F; F24; F24F; F24F13/00; F24F13/02; F24F13/06; F24F13/068; E; E04; E04B; E04B9/00; E04B9/02; F24F7/00; F24F7/04; F24F7/06; F24F7/10; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24479; Y10T428/24521
Claims Analysis
Total Claims: 0
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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) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |