US3291584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fiber glass orifice
Assignee: Bausch and Lomb Inc
•
Filing: 1963-06-20
•
Granted: 1966-12-13
•
Expires: 1983-06-20
Abstract
No abstract record available.
Inventors
- 👤 Gilbert J Sheldon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:08
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/01; C03B37/02; C03B37/022; C03B37/023
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A GLASS FIBER FORMING POT FOR SIMULTANEOUSLY FORMING A PLURALITY OF COATED GLASS FIBER COMPRISING, MEANS DEFINING A PLURALITY OF GLASS CHAMBER, MEANS CONTROLLING THE TEMPERATURE AND VISCOSITY IN SAID GLASS CHAMBERS, MEANS DEFINING A PLURALITY OF CENTRAL ORIFICES COMMUNICATING WITH THE FIRST OF SAID GLASS CHAMBERS FOR FORMING A PLURALITY OF CORES OF GLASS FIBERS, MEANS DEFINING A PLURALTIY OF RADIALLY SPACED ORIFICES EACH SPACED FROM SAID CENTRAL ORIFICES FORMING A COMMON CORE COATING FOR EACH OF SAID FIBERS, ALIGNMENT MEANS MAINTAINING CONCENTRICITY OF THE PERIPHERAL ORIFICES WITH THEIR MATING CENTRAL ORIFICE TO PROVIDE AN EVEN PERIPHERAL COMMON COATING ON EACH OF THE CORES OF SAID FIBERS.
Claim 2
Dependent Claim
108 words
A GLASS FIBER FORMING POT FOR SIMULTANEOUSLY FORMING A PLURALITY OF COATED GLASS FIBER COMPRISING, MEANS DEFINING A PLURALITY OF GLASS CHAMBER, MEANS CONTROLLING THE TEMPERATURE AND VISCOSITY IN SAID GLASS CHAMBERS, MEANS DEFINING A PLURALITY OF CENTRAL ORIFICES COMMUNICATING WITH THE FIRST OF SAID GLASS CHAMBERS FOR FORMING A PLURALITY OF CORES OF GLASS FIBERS, MEANS DEFINING A PLURALTIY OF RADIALLY SPACED ORIFICES EACH SPACED FROM SAID CENTRAL ORIFICES FORMING A COMMON CORE COATING FOR EACH OF SAID FIBERS, ALIGNMENT MEANS MAINTAINING CONCENTRICITY OF THE PERIPHERAL ORIFICES WITH THEIR MATING CENTRAL ORIFICE TO PROVIDE AN EVEN PERIPHERAL COMMON COATING ON EACH OF THE CORES OF SAID FIBERS.
References Cited (Backward Citations)
US2900708A
Cited
FR1158476A
Cited
US3209641A
Cited
US3088297A
Cited
US3192023A
Cited
US3209402A
Cited
US3166788A
Cited
US3197813A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |