US3247589A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of cutting glass
Assignee: International Resistance Co
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Filing: 1964-02-28
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Granted: 1966-04-26
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Expires: 1984-02-28
Abstract
No abstract record available.
Inventors
- 👤 Jerome G Burns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:50
CPC Classifications
B; B28; B28D; B28D7/00; B28D7/04; C; C03; C03B; C03B33/00; C03B33/06; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49082; Y10T29/4981; Y10T29/49812; Y10T83/00; Y10T83/04; Y10T83/0405; Y10T83/041
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A METHOD OF CUTTING A PLURALITY OF ELONGATED GLASS TUBES INTO SHORTER PIECES COMPRISING THE STEPS OF ARRANGING THE GLASS TUBES INCLOSELY SPACED PARALLEL RELATION, THEN ENCASING THE GLASS TUBES IN A BODY OF ICE WHICH INDIVIDUALLY SURROUNDS AND SUPPORTS EACH GLASS TUBE, AND THEN CUTTING THROUGH THE BODY OF ICE AND THE GLASS TUBES AT SPACED INTERVALS ALONG THE LENGTH OF THE TUBES.
Claim 2
Independent Claim
64 words
A METHOD OF CUTTING A PLURALITY OF ELONGATED GLASS TUBES INTO SHORTER PIECES COMPRISING THE STEPS OF ARRANGING THE GLASS TUBES INCLOSELY SPACED PARALLEL RELATION, THEN ENCASING THE GLASS TUBES IN A BODY OF ICE WHICH INDIVIDUALLY SURROUNDS AND SUPPORTS EACH GLASS TUBE, AND THEN CUTTING THROUGH THE BODY OF ICE AND THE GLASS TUBES AT SPACED INTERVALS ALONG THE LENGTH OF THE TUBES.
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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |