US3187477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a special package
Assignee: WR Grace and Co
•
Filing: 1960-05-31
•
Granted: 1965-06-08
•
Expires: 1980-05-31
Abstract
No abstract record available.
Inventors
- 👤 Robert L Dreyfus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:37
CPC Classifications
B; B65; B65D; B65D71/00; B65D71/06; B65D71/08; B65D2571/00; B65D2571/00006; B65D2571/00012; B65D2571/00018; B65D2571/00024; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49865
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A METHOD OF PACKAGING ARTICLES WHICH COMPRISES PLACING THE ARTICLES WITHIN A TUBING OF HEAT SHRINKABLE FILM SELECTIVELY AND SEQUENTIALLY, HEAD SHRINKING THE FILM AT THE END OF THE TUBING TO REDUCE THE DIAMETER OF THE END OF THE TUBING THEREBY ENCLOSING THE ARTICLES WITHIN THE TUBING, THE ENCLOSED ARTICLES BEING SPACED WITHIN THE TUBING AND THEN HEAT SHRINKING THE TUBING BETWEEN EACH ARTICLE TO EFFECT A PERMANENT SEPARATION OF THE ARTICLES.
Claim 2
Independent Claim
72 words
A METHOD OF PACKAGING ARTICLES WHICH COMPRISES PLACING THE ARTICLES WITHIN A TUBING OF HEAT SHRINKABLE FILM SELECTIVELY AND SEQUENTIALLY, HEAD SHRINKING THE FILM AT THE END OF THE TUBING TO REDUCE THE DIAMETER OF THE END OF THE TUBING THEREBY ENCLOSING THE ARTICLES WITHIN THE TUBING, THE ENCLOSED ARTICLES BEING SPACED WITHIN THE TUBING AND THEN HEAT SHRINKING THE TUBING BETWEEN EACH ARTICLE TO EFFECT A PERMANENT SEPARATION OF THE ARTICLES.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-07 | 1968-12-07 | 1969-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-07 | 1972-12-07 | 1973-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-07 | 1976-12-07 | 1977-06-08 | $7700.00 | Window Closed / Lapsed |