US2850857A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packing apparatus
Assignee: UNITED MATTRESS MACHINERY CO
•
Filing: 1954-10-18
•
Granted: 1958-09-09
•
Expires: 1974-10-18
Abstract
No abstract record available.
Inventors
- 👤 Horace N Broyles
- 👤 George W Evans
- 👤 Pavoni Paul
- 👤 William H Kindel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:09
CPC Classifications
B; B65; B65B; B65B5/00; B65B5/04; B65B5/045; B65B63/00; B65B63/02; B65B63/026
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US942257A
Cited
US2413556A
Cited
US2507996A
Cited
US2590327A
Cited
US2561853A
Cited
US2626521A
Cited
US2780901A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-08 | 1962-03-10 | 1962-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-08 | 1966-03-10 | 1966-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-08 | 1970-03-10 | 1970-09-09 | $7700.00 | Window Closed / Lapsed |