US3126582A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scott
Assignee: —
•
Filing: —
•
Granted: 1964-03-31
•
Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:11
CPC Classifications
B; B29; B29C; B29C51/00; B29C51/26; B29C51/30; B29C51/34; Y; Y10; Y10S; Y10S425/00; Y10S425/044; Y10S425/058
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
95 words
VACUUM MOLDING APPARATUS COMPRISING A MALE MOLD PART TERMINATING IN A CYLINDRICAL OUTER END PORTION, A DISC OF RESILIENT MATERIAL OVERLYING THE OUTER END OF THE CYLINDRICAL PORTION AND PROJECTING BEYOND THE PERIPHERY THEREOF, AND MEANS SECURING THE CENTRAL PART ONLY OF THE DISC TO THE CENTRAL PART OF THE CYLINDRICAL PORTION WHILE LEAVING THE OUTER PORTIONS OF THE DISC FREE TO DEFLECT AWAY FROM THE MOLD PART, AND THE MOLD PART AND DISC BEING FORMED WITH VACUUM PASSAGES THEREIN OPENING AT THE OUTER SURFACES THEREOF TO DRAW A SHEET OF PLASTIC MATERIAL CLOSELY THEREAROUND.
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) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |