Patent US3453097A successfully refreshed from Google Patents.
US3453097A
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Method of working glass with absorbent by a laser beam
Assignee: GERHARD MENSEL GLASBEARBEITUNG
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Filing: 1965-10-18
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Granted: 1969-07-01
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Expires: 1985-10-18
Abstract
No abstract record available.
Inventors
- 👤 Walter Hafner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:23
CPC Classifications
B; B23; B23K; B23K26/00; B23K26/18; B28; B28D; B28D1/00; B28D1/22; B28D1/221; C; C03; C03B; C03B23/00; C03B23/20; C03B33/00; C03B33/08; C03B33/082; C03B33/09; C03B33/091; C03B33/093; Y; Y10; Y10T; Y10T225/00; Y10T225/30; Y10T225/304; Y10T83/00; Y10T83/02; Y10T83/0333; Y10T83/0341
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1194124A
Cited
BE608711A
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US3217088A
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US3214563A
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US3265855A
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US3304403A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |