US3171728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of elimination of settle-blow in making bottles
Assignee: CHEM MET ANDERSON ENGINEERING
•
Filing: 1960-05-23
•
Granted: 1965-03-02
•
Expires: 1980-05-23
Abstract
No abstract record available.
Inventors
- 👤 Andersen Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:30
CPC Classifications
C; C03; C03B; C03B9/00; C03B9/13; C03B9/14; C03B9/16; C03B9/165; C03B9/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
THE METHOD OF FORMING GLASS BOTTLES ON A GLASS MAKING MACHINE WHICH COMPRISES APPLYING VACUUM AND COUNTERBLOW TO THE OUTSIDE AND INSIDE OF THE NECK OF THE BOTTLE THROUGH THE SAME PASSAGES AND INSTANTANEOUSLY CHANGING FROM VACUUM TO PRESSURE AT THE NECK OF THE BOTTLE, AND COOLING THE PRESSURE OF COMPRESSED AIR APPLIED TO THE COUNTERBLOW FOR FASTER COOLING IN THE NECK RING FINISH AREA OF THE BOTTLE.
Claim 2
Independent Claim
68 words
THE METHOD OF FORMING GLASS BOTTLES ON A GLASS MAKING MACHINE WHICH COMPRISES APPLYING VACUUM AND COUNTERBLOW TO THE OUTSIDE AND INSIDE OF THE NECK OF THE BOTTLE THROUGH THE SAME PASSAGES AND INSTANTANEOUSLY CHANGING FROM VACUUM TO PRESSURE AT THE NECK OF THE BOTTLE, AND COOLING THE PRESSURE OF COMPRESSED AIR APPLIED TO THE COUNTERBLOW FOR FASTER COOLING IN THE NECK RING FINISH AREA OF THE BOTTLE.
References Cited (Backward Citations)
US1350375A
Cited
US1694867A
Cited
US1759210A
Cited
US1853861A
Cited
US2129614A
Cited
US1957410A
Cited
US1959428A
Cited
GB404308A
Cited
US2142954A
Cited
GB547474A
Cited
US2334653A
Cited
US2379830A
Cited
US2471369A
Cited
US2702444A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-01 | 1968-08-31 | 1969-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-01 | 1972-08-31 | 1973-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-01 | 1976-08-31 | 1977-03-02 | $7700.00 | Window Closed / Lapsed |