US3429006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for shaping a thermoplastic sheet for use in a curved laminated glass unit
Assignee: Pilkington North America Inc
•
Filing: 1966-11-02
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Granted: 1969-02-25
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Expires: 1986-11-02
Abstract
No abstract record available.
Inventors
- 👤 Paul T Mattimoe
- 👤 Harry E Conner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:46
CPC Classifications
B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/10807; B32B17/10981; B60; B60J; B60J3/00; B60J3/007; B60J3/04; Y; Y10; Y10S; Y10S425/00; Y10S425/048
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) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |