US3489627A
Expired / Lapsed
US
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Sio2,-cao-bao composition and method for bonding therewith
Assignee: US Philips Corp
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Filing: 1968-02-29
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Granted: 1970-01-13
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Expires: 1988-02-29
Abstract
No abstract record available.
Inventors
- 👤 Theodoor Peter Johannes Botden
- 👤 Johannes Theodorus Klomp
- 👤 Adrianus Johannes Cornelis Ven
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:39
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/01; C04B35/16; C04B35/22; C04B35/622; C04B35/626; C04B35/63; C04B35/632; C04B35/636; C04B35/6365; C04B35/64; C04B35/645; C04B37/00; C04B37/003; C04B37/005; C04B37/02; C04B37/023; C04B37/025; C04B2235/00; C04B2235/65; C04B2235/656; C04B2235/6567; C04B2235/658; C04B2235/6582; C04B2237/00; C04B2237/02; C04B2237/04; C04B2237/06; C04B2237/062; C04B2237/09; C04B2237/12; C04B2237/122; C04B2237/125; C04B2237/30; C04B2237/32; C04B2237/34; C04B2237/343; C04B2237/40; C04B2237/403; C04B2237/408; C04B2237/50; C04B2237/70; C04B2237/704; C04B2237/80
Claims Analysis
Total Claims: 0
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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) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |