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US3367618A
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Forms for cast-in-place window frames
Assignee: RICHARD W MASUR
•
Filing: 1965-07-15
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Granted: 1968-02-06
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Expires: 1985-07-15
Abstract
No abstract record available.
Inventors
- 👤 Richard W Masur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:12
CPC Classifications
E; E04; E04G; E04G15/00; E04G15/02; Y; Y10; Y10T; Y10T24/00; Y10T24/39; Y10T24/3916; Y10T24/392
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2017553A
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US2557631A
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US2642645A
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US2704876A
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US2941276A
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US3021586A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |