US3246447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air purging mechanism
Assignee: Anchor Hocking Glass Corp
•
Filing: 1963-02-25
•
Granted: 1966-04-19
•
Expires: 1983-02-25
Abstract
No abstract record available.
Inventors
- 👤 Sheldon R Smith
- 👤 Orin L Pflieger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:06
CPC Classifications
B; B67; B67C; B67C7/00; B67C7/0073; B67C7/0086; B65; B65B; B65B31/00; B65B31/04; B65B31/046; B67C3/00; B67C3/02; B67C3/22; B67C3/222
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A SEALING HEAD COMPRISING CLOSURE APPLYING MEANS, A SUBSTANTIALLY ANNULAR AND UNINTERRUPTED DISTRIBUTOR RING, A PLURALITY OF SPACED RADIALLY POSITIONED OPENINGS IN SAID RING, SAID OPENINGS BEING SUBSTANTIALLY ON THE SAME ELEVATIONAL PLANE, A NUMBER OF SAID OPENINGS BEING ORIENTED IN A DOWNWARD DIRECTION, OPENINGS ADJACENT SAID DOWNWARDLY ORIENTED OPENINGS BEING ORIENTED IN AN UPWARD DIRECTION AND OPENINGS ADJACENT SAID UPWARDLY ORIENTED OPENINGS BEING HORIZONTALLY ORIENTED.
Claim 2
Dependent Claim
66 words
A SEALING HEAD COMPRISING CLOSURE APPLYING MEANS, A SUBSTANTIALLY ANNULAR AND UNINTERRUPTED DISTRIBUTOR RING, A PLURALITY OF SPACED RADIALLY POSITIONED OPENINGS IN SAID RING, SAID OPENINGS BEING SUBSTANTIALLY ON THE SAME ELEVATIONAL PLANE, A NUMBER OF SAID OPENINGS BEING ORIENTED IN A DOWNWARD DIRECTION, OPENINGS ADJACENT SAID DOWNWARDLY ORIENTED OPENINGS BEING ORIENTED IN AN UPWARD DIRECTION AND OPENINGS ADJACENT SAID UPWARDLY ORIENTED OPENINGS BEING HORIZONTALLY ORIENTED.
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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |