US2808189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packing material for fragile articles
Assignee: Keyes Fibre Corp
•
Filing: 1953-11-16
•
Granted: 1957-10-01
•
Expires: 1973-11-16
Abstract
No abstract record available.
Inventors
- 👤 Philip M Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:29
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/50; B65D5/5028; B65D5/503; B65D81/00; B65D81/02; B65D81/05; B65D81/127; B65D81/133
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1397539A
Cited
US1846561A
Cited
US1960279A
Cited
US2177241A
Cited
FR941229A
Cited
US2564729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-30 | 1961-04-01 | 1961-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-30 | 1965-04-01 | 1965-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-30 | 1969-04-01 | 1969-10-01 | $7700.00 | Window Closed / Lapsed |