US3548904A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflatable cargo blanket
Assignee: Davis Aircraft Products Co Inc
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Filing: 1969-03-28
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Granted: 1970-12-22
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Expires: 1989-03-28
Abstract
No abstract record available.
Inventors
- 👤 Bernard B Mackell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:58
CPC Classifications
B; B65; B65D; B65D90/00; B65D90/004; B65D90/006; B65D88/00; B65D88/02; B65D88/12; B65D88/14; B65D90/02; E; E04; E04H; E04H15/00; E04H15/20; B65D2590/00; B65D2590/0041; B65D2590/005; E04H2015/202; E04H2015/204
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-21 | 1974-06-22 | 1974-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-21 | 1978-06-22 | 1978-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-21 | 1982-06-22 | 1982-12-22 | $7700.00 | Window Closed / Lapsed |