US3451300A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic support for flexible table top
Assignee: Milacron Inc
•
Filing: 1967-09-07
•
Granted: 1969-06-24
•
Expires: 1987-09-07
Abstract
No abstract record available.
Inventors
- 👤 Richard C Messinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:34
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/20; B26D1/00; B26D2007/206; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8874; Y10T83/8876; Y10T83/889
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3262348A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |